function selectModel(pn) {

	var size = pn.substr(2, 4);
	var voltage = pn.substr(6);
//	alert("size "+size);
//	alert("voltage "+voltage);

//	alert(extras);

//----------------------------------- SELECT SIZE ----------------------------	
	if (size == "0170") {
		document.codeform.size[0].checked=true;
	}
	if (size == "0300") {
		document.codeform.size[1].checked=true;
	}
	if (size == "0480") {
		document.codeform.size[2].checked=true;
	}
	if (size == "0750") {
		document.codeform.size[3].checked=true;
	}
	if (size == "1200") {
		document.codeform.size[4].checked=true;
	}
	if (size == "2600") {
		document.codeform.size[5].checked=true;
	}


//----------------------------------- SELECT VOLTAGE ----------------------------	
	if (voltage.substr(0,9) == "-12VAC/DC") {
//	alert('yep');
		document.codeform.volt[0].checked=true;
    	var extras = pn.substr(15);
    	alert('The Low Voltage (12 VAC/DC) models are special order.\n\rPlease call 1-800-899-0553 for price and availability.\n\rThe Universal Voltage (24 to 240 VAC/DC will be selected.)');
//    	showMyOverlay('S4low-voltage');    
	} else {
//	alert('nope');
    	var extras = pn.substr(10);    
	}

//    alert(extras);
	   // var actuatorAcces = pn.substr(11);
	   var actuatorAcces = extras;
        
		if (actuatorAcces == "-BSRC") {
  			document.codeform.S4bat.checked=true;
            document.codeform.batType[0].checked = 1;
            showHideAccess('S4bat');
        }
		if (actuatorAcces == "-BSRO") {
  			document.codeform.S4bat.checked=true;
            document.codeform.batType[1].checked = 1;
            showHideAccess('S4bat');
        }
        
        
		if (actuatorAcces == "-EP420L") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[0].checked = 1;
            showHideAccess('S4mod');
        }
		if (actuatorAcces == "-EP420H") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[0].checked = 1;
            document.codeform.controlFailPos.checked = 1;
            showHideAccess('S4mod');
        }
		if (actuatorAcces == "-EP010L") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[1].checked = 1;
            showHideAccess('S4mod');
        }
		if (actuatorAcces == "-EP010H") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[1].checked = 1;
            document.codeform.controlFailPos.checked = 1;
            showHideAccess('S4mod');
        }


		if (actuatorAcces == "-EP420H-BSRC") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[0].checked = 1;
            document.codeform.controlFailPos.checked = 1;
            showHideAccess('S4mod');
  			document.codeform.S4bat.checked=true;
            document.codeform.batType[0].checked = 1;
            showHideAccess('S4bat');
        }

		if (actuatorAcces == "-EP420L-BSRC") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[0].checked = 1;
            showHideAccess('S4mod');
  			document.codeform.S4bat.checked=true;
            document.codeform.batType[0].checked = 1;
            showHideAccess('S4bat');
        }

		if (actuatorAcces == "-EP010H-BSRC") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[1].checked = 1;
            document.codeform.controlFailPos.checked = 1;
            showHideAccess('S4mod');
  			document.codeform.S4bat.checked=true;
            document.codeform.batType[0].checked = 1;
            showHideAccess('S4bat');
        }

		if (actuatorAcces == "-EP010L-BSRC") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[1].checked = 1;
            showHideAccess('S4mod');
  			document.codeform.S4bat.checked=true;
            document.codeform.batType[0].checked = 1;
            showHideAccess('S4bat');
        }


		if (actuatorAcces == "-EP420H-BSRO") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[0].checked = 1;
            document.codeform.controlFailPos.checked = 1;
            showHideAccess('S4mod');
  			document.codeform.S4bat.checked=true;
            document.codeform.batType[1].checked = 1;
            showHideAccess('S4bat');
        }

		if (actuatorAcces == "-EP420L-BSRO") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[0].checked = 1;
            showHideAccess('S4mod');
  			document.codeform.S4bat.checked=true;
            document.codeform.batType[1].checked = 1;
            showHideAccess('S4bat');
        }

		if (actuatorAcces == "-EP010H-BSRO") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[1].checked = 1;
            document.codeform.controlFailPos.checked = 1;
            showHideAccess('S4mod');
  			document.codeform.S4bat.checked=true;
            document.codeform.batType[1].checked = 1;
            showHideAccess('S4bat');
        }

		if (actuatorAcces == "-EP010L-BSRO") {
  			document.codeform.S4mod.checked=true;
            document.codeform.posType[1].checked = 1;
            showHideAccess('S4mod');
  			document.codeform.S4bat.checked=true;
            document.codeform.batType[1].checked = 1;
            showHideAccess('S4bat');
        }
		


changeCode();
}

function changeCode() {

// set vars that don't change and initialize others	
var voltage = "";
var size = "";
var solCon = "";

var actDescrip = "<b>Actuator Type:</b> Universal Voltage Electric, Quarter-turn";
var sizeDescrip = "";
var sealDescrip = "";
var limDescrip  = "";
var posDescrip  = "";
var solConDescrip = "";
var solVoltDescrip = "";
var solTypeDescrip = "";
var solRatingDescrip = "";
var accessDescrip = ""; // ----------- actuator accesories on assembly
var accessoryDescrip = "";	// ------- accesories that ship loose

var voltDescrip= "";
var actpic = "";
var solpic = "";
var limpic = "";
var pospic = "";
var failPos = "";

var sum2a = "";
var sum2b = "";

var torque = "";

var accPrice = 0;
var priceSum = "<b style='font-size:12px; font-weight:bold;'>Pricing:</b>";
var weightSum = "<b style='font-size:12px; font-weight:bold;'>Weight:</b>";

var limPrice = 0;
var limWeight = 0;

var solPrice = 0;
var solWeight = 0;

var posPrice = 0;
var posWeight = 0;

var price = 0;
var accessPrice = 0;
var accessoryPrice = 0;

var assemblyWeight = 0;
var accessWeight = 0;
var accessoryWeight = 0;

var actcad = "";

var S4mod = "";
var S4bat = "";
var S4din = "";
var s4kitName = "";

var step1summary = "";
var step2summary = "";
var step3summary = "";

var alertNote = "";
    
    // ====================== reset classes of all selection divs and table cells to UN-selected state
    resetSizeDivs(); 
    resetVoltDivs();

CADmc    

	// ================= reset summary boxes ==========================
       document.getElementById('priceSummary').innerHTML = "Error!";
       document.getElementById('weightSummary').innerHTML = "Error!";
	    
// ================================================ SIZE ====================================================
    if (document.codeform.size[0].checked) { 
       	document.getElementById('size1').className="selectionChecked"; 
       	var siz = "0170"; var torque = "Run 177, Start 221"; var ISO = "F03/04/05"; var stem = "14";
        	var speed = "10"; 
    }
    if (document.codeform.size[1].checked) { 
       	document.getElementById('size2').className="selectionChecked"; 
       	var siz = "0300"; var torque = "Run 309, Start 353"; var ISO = "F03/04/05"; var stem = "14";
        	var speed = "10"; 
    }
    if (document.codeform.size[2].checked) { 
       	document.getElementById('size3').className="selectionChecked"; 
       	var siz = "0480"; var torque = "Run 486, Start 540"; var ISO = "F05/07"; var stem = "17"; 
        	var speed = "14"; 
    }
    if (document.codeform.size[3].checked) { 
       	document.getElementById('size4').className="selectionChecked"; 
       	var siz = "0750"; var torque = "Run 752, Start 796"; var ISO = "F05/07";  var stem = "17";
        	var speed = "30"; 
    }
    if (document.codeform.size[4].checked) { 
    	document.getElementById('size5').className="selectionChecked"; 
    	var siz = "1200"; var torque = "Run 1239, Start 1504"; var ISO = "F07/10"; 
    	var speed = "33"; var stem = "22";
    }
    if (document.codeform.size[5].checked) { 
    	document.getElementById('size6').className="selectionChecked"; 
    	var siz = "2600"; var torque = "Run 2655, Start 3097"; var ISO = "F07/10"; 
    	var speed = "60"; var stem = "22";
    }


// ================================================ Voltage ====================================================
    if (document.codeform.volt[0].checked) { document.getElementById('volt1').className="selectionChecked"; var vol = "UV19"; var voltDescrip = "Universal (24-240 VAC/DC)"; }




    
// ================================================= ACTUATORS =============================================
    
        // ============================================= S4 Accessories ==============================================
        	resetS4access();									
        	document.getElementById('S4access').style.display = "block";

        // GET ACT MODEL
        var S4act = "S4"+siz+vol;
            
            if (document.codeform.S4mod.checked) {		//============================== MODULATING POSITIONER
    	       if (document.codeform.controlFailPos.checked) {
              		document.getElementById('EP420H').innerHTML = "H";
              		document.getElementById('EP010H').innerHTML = "H";
               } else {
              		document.getElementById('EP420H').innerHTML = "L";
              		document.getElementById('EP010H').innerHTML = "L";
               }


				if (document.codeform.posType[0].checked) { 
                	document.getElementById('posType1').className="accessSectionChecked";
                    if (document.codeform.controlFailPos.checked) {
                    	var S4mod = "-EP420H"; 
                        var modDescrip = "4 to 20 mA control signal (fail to HIGH end on loss of control signal)" 
                    } else {
                    	var S4mod = "-EP420L"; 
                        var modDescrip = "4 to 20 mA control signal (fail to LOW end on loss of control signal)" 
                    }
                }
				if (document.codeform.posType[1].checked) { 
                	document.getElementById('posType2').className="accessSectionChecked";
                    if (document.codeform.controlFailPos.checked) {
                    	var S4mod = "-EP010H"; 
                        var modDescrip = "0 to 10 VDC control signal (fail to HIGH end on loss of control signal)" 
                    } else {
                    	var S4mod = "-EP010L";
                        var modDescrip = "0 to 10 VDC control signal (fail to LOW end on loss of control signal)" 
                    }
                }
				var actDescrip = actDescrip + " with <b>"+S4mod+"</b> modulating positioner";
				var sum2a = "<b>"+S4mod.substring(1)+" modulating positioner:</b> " + modDescrip;

                if (siz == "1200" ||  siz == "2600") { // ===========  LARGER ACTUATORS
                	var S4modMC = "S4DPS219";	var S4modPrice = S4DPS219.price; var S4modWeight = S4DPS219.weight;
                } else { // ===============================================================================================  SMALLER ACTUATORS
                	var S4modMC = "S4DPS2019"; var S4modPrice = S4DPS2019.price; var S4modWeight = S4DPS2019.weight;
                	
                }
            }


            if (document.codeform.S4bat.checked) {		//============================== BATTERY FAILSAFE
				if (document.codeform.batType[0].checked) { 
                	document.getElementById('batType1').className="accessSectionChecked";
                	var S4bat = "-BSRC"; var failPos = "CLOSED";
                }
				if (document.codeform.batType[1].checked) {
                	document.getElementById('batType2').className="accessSectionChecked";
                	var S4bat = "-BSRO"; var failPos = "OPEN";
                }
				var actDescrip = actDescrip + " with <b>"+S4bat+"</b> fail "+failPos+" battery failsafe";
				var sum2b = "<b>"+S4bat.substring(1)+"</b> Battery Failafe - Fail "+failPos;
                
                if (S4act == "S41200UV19" || S4act == "S41200UV19" || S4act == "S42600UV19" || S4act == "S42600UV19") { // ===========  LARGER ACTUATORS
                	var S4batMC = "S4BSR219"; var S4batPrice = S4BSR219.price; var S4batWeight = S4BSR219.weight;
                } else { // ===============================================================================================  SMALLER ACTUATORS
                	var S4batMC = "S4BSR2019"; var S4batPrice = S4BSR2019.price; var S4batWeight = S4BSR2019.weight;
                	
                }

            }

            if (document.codeform.S4din.checked) {		//============================================ ADDITIONAL DINs
				var S4kit = "";
  //              alert(S4act);
                if (S4act == "S41200UV19" || S4act == "S42600UV19") { // ======================  LARGER ACTUATORS
                         S4kit += "big";
	                if (document.codeform.dinType[0].checked) {
                         S4kit += "npt";
    	            	document.getElementById('dinType1').className="accessSectionChecked";
                        
                        
                        var accessoryDescrip = accessoryDescrip + "S4 actuator sizes 1200 - 2600 ";
                        if (document.codeform.S4mod.checked) {  // --------------------- MODULATING ONLY
                        	
							var accessoryDescrip = accessoryDescrip + " (with modulating board) ";
                      		 S4kit += "mod";
                        } else {
                      		 S4kit += "not";
                        }
        	        	var S4din = "DIN CONDUIT KIT"; 
            	    	var accessoryDescrip = "Extra DIN conduit connector kit for "+accessoryDescrip; 
                	}
					if (document.codeform.dinType[1].checked) {
                         S4kit += "cord";
                		document.getElementById('dinType2').className="accessSectionChecked";

                        var accessoryDescrip = accessoryDescrip + "S4 actuator sizes 1200 - 2600 ";
                        if (document.codeform.S4mod.checked) {  // --------------------- MODULATING ONLY
                        	
							var accessoryDescrip = accessoryDescrip + " (with modulating board)";
                      		 S4kit += "mod";
                        } else {
                      		 S4kit += "not";
                        }

                		var S4din = "DIN CORD KIT";
              	  		var accessoryDescrip = "Extra DIN cord kit for "+ accessoryDescrip ;
                	}
                } else {																		// ============================= SMALLER ACTUATORS
                         S4kit += "small";

	                if (document.codeform.dinType[0].checked) {
                         S4kit += "npt";
    	            	document.getElementById('dinType1').className="accessSectionChecked";
                        
                        
                        var accessoryDescrip = accessoryDescrip + "S4 actuator sizes 0170 - 0750 ";
                        if (document.codeform.S4mod.checked) {  // --------------------- MODULATING ONLY
                        	
							var accessoryDescrip = accessoryDescrip + " (with modulating board) ";
                      		 S4kit += "mod";
                        } else {
                      		 S4kit += "not";
                        }
        	        	var S4din = "DIN CONDUIT KIT"; 
            	    	var accessoryDescrip = "Extra DIN conduit connector kit for "+accessoryDescrip; 
                	}
					if (document.codeform.dinType[1].checked) {
                         S4kit += "cord";
                		document.getElementById('dinType2').className="accessSectionChecked";
                		var S4din = "DIN CORD KIT";


                        var accessoryDescrip = accessoryDescrip + "S4 actuator sizes 0170 - 0750 ";
                        if (document.codeform.S4mod.checked) {  // --------------------- MODULATING ONLY
                        	
							var accessoryDescrip = accessoryDescrip + " (with modulating board) ";
                      		 S4kit += "mod";
                        } else {
                      		 S4kit += "not";
                        }

              	  		var accessoryDescrip = "Extra DIN cord kit for " + accessoryDescrip;
                	}
                
                
                
                }
						if(S4kit == "smallcordnot") { s4kitName = "S4CORDKIT1";}
						if(S4kit == "bigcordnot") { s4kitName = "S4CORDKIT2";}
						if(S4kit == "smallcordmod") { s4kitName = "S4CORDKIT3";}
						if(S4kit == "bigcordmod") { s4kitName = "S4CORDKIT4";}

						if(S4kit == "smallnptnot") { s4kitName = "S4NPTKIT5";}
						if(S4kit == "bignptnot") { s4kitName = "S4NPTKIT6";}
						if(S4kit == "smallnptmod") { s4kitName = "S4NPTKIT7";}
						if(S4kit == "bignptmod") { s4kitName = "S4NPTKIT8";}
                    
                var accessoryPrice = eval(s4kitName+".price");
                var accessoryWeight = eval(s4kitName+".weight");
            }
            document.codeform.DINweight.value = accessoryWeight;
            document.codeform.DINprice.value = accessoryPrice;
            document.codeform.DINid.value = s4kitName;
            document.codeform.DINprodname.value = "electrical connectors";
            document.codeform.DINprodseries.value = "Accessory";
            document.codeform.DINinfo.value = accessoryDescrip;

			if (accessoryDescrip != "") {
				var accessoryDescrip = "<b>"+s4kitName+":</b> "+accessoryDescrip;
            }
            
            
        				// =========================================== END S4 Access

// =================== exceptions for certain sizes =================
	if ((siz == "1200" || siz == "2600") && (document.codeform.volt[0].checked)) {
    	voltDescrip = "Universal (24-240 VAC/DC)";
    }                                                                                                                                                       



	var sizeDescrip = "<b>Torque: </b>"+torque;
    var voltDescrip = "<b>Voltage: </b> "+voltDescrip;
    var isoDescrip = "<b>Direct Mount Valve Mounting Pattern: </b> "+ISO;
    var stemDescrip = "<b>Stem Square: </b> "+stem + "mm";
    var speedDescrip = "<b>Speed: </b> "+speed+" sec. (quarter-turn)";
    
    var step1summary = actDescrip + "<br>" + sizeDescrip + "<br>" + voltDescrip  + "<br>" + isoDescrip  + "<br>" + stemDescrip  + "<br>" + speedDescrip;
    document.getElementById('step1summary').innerHTML = step1summary;


// ======================================================== SET step 2 summary ==================================================


	var actDescrip = "<b>Actuator: </b>"+actDescrip+" ("+S4act+")";    

	if (sum2a != "") {
    	var step2summary = sum2a;
    }
    
	if (sum2b != "") {
    	if (step2summary != "") {
        	var step2summary = step2summary + "<br>" + sum2b;
        } else {
        	var step2summary =  sum2b;
        }
    }
    
  /*  if (accessoryDescrip != "") {
    	if (step2summary != "") {
        	var step2summary = step2summary + "<br>" + accessoryDescrip;
        } else {
        	var step2summary =  accessoryDescrip;
        }
    }
    */
        
     if (step2summary == "") {
     	var step2summary = "none selected";
     }	   
        
    document.getElementById('step2summary').innerHTML = step2summary + "<br>" + accessoryDescrip;



// =========================================================== SET MODEL CODE =============================================
    
	var mc=S4act+S4mod+S4bat; 

    var CADmc="S4"+siz+"MVX";

	var pic = "S4";

	document.getElementById('PN').innerHTML =mc;
    document.codeform.id.value=mc;
	document.getElementById('MClinks').innerHTML =mc;
    document.getElementById('mainIMG').src = "/S4-electric-actuators/models/S4.jpg";
    document.codeform.imgsrc.value="/S4-electric-actuators/models/S4.jpg";
    

    //----------- SET Dimansion & Wiring Diagram PAGE =-=-------------------------
    	document.codeform.wireDiagPage.value = "/literature/S4_datasheet.pdf#page=3";
    	document.codeform.dimPage.value = "/literature/S4_datasheet.pdf#page=2";
    
    
    


    
    document.codeform.CADmc.value=CADmc;
// =========================================================== SET PRICING =============================================

var qty = document.codeform.qty.value;
 

	// ACTUATOR =--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    var actName = S4act;
    var actPrice = eval(actName+".price");
    var actWeight = eval(actName+".weight");
    	var priceSum = priceSum + "<br>Actuator Price: "+actPrice+" ("+actName+")";
    	var weightSum = weightSum + "<br>Actuator: "+actWeight+" ("+actName+")";

        	 if (document.codeform.S4bat.checked) {
	    		var priceSum = priceSum + "<br>S4 Battery Fail Safe: "+S4batPrice+" ("+S4batMC+" + 2 LABUNITS)";
		    	var weightSum = weightSum + "<br>S4 Battery Fail Safe: "+S4batWeight+" ("+S4batMC+")";
	            var actPrice = actPrice + S4batPrice;
	            var actWeight = actWeight + S4batWeight;
	         }

        	 if (document.codeform.S4mod.checked) {
	    		var priceSum = priceSum + "<br>S4 Modulating Board: "+S4modPrice+" ("+S4modMC+" + 2 LABUNITS)";
	    		var weightSum = weightSum + "<br>S4 Modulating Board: "+S4modWeight+" ("+S4modMC+")";
         	   var actPrice = actPrice + S4modPrice;
         	   var actWeight = actWeight + S4modWeight;
         	}


		
 
 	// LABOR =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
    
   if (siz == "A" || siz == "B" || siz == "C" || siz == "D" || siz == "E" || siz == "F" || siz == "G" || siz == "H") {
		var mountLab = 1;        
   }
   if (siz == "J") {
		var mountLab = 1.5;        
   }
   		var mountLab = 0;        

   var priceSum = priceSum + "<br>Mounting Labor: "+(mountLab * LABUNIT.price)+" ("+mountLab+" LABUNITS)";
   
   //alert(priceSum);
    
    var mountPrice= mountPrice + mountLab * LABUNIT.price;
    var fullPrice = Math.ceil(actPrice);
    var fullWeight = Math.ceil(actWeight);
    
   document.getElementById('price').innerHTML = fullPrice;
   document.codeform.price.value=fullPrice;
   document.codeform.weight.value=fullWeight;
   
   document.getElementById('priceSummary').innerHTML = priceSum;
   document.getElementById('weightSummary').innerHTML = weightSum+"<br><b>TOTAL: </b>"+fullWeight+" lbs.";
   
   var totalPrice = (fullPrice + accessoryPrice) * qty;
   
   document.getElementById('totalPrice').innerHTML = totalPrice;


// =========================================================== SET DESCRIPTION =============================================

	if (step2summary == "none selected") {
		var fullSummary = step1summary 
	} else {
	    var fullSummary = step1summary + "<br>" + step2summary; // + "<br>"; + step3summary;
	}
    
	if (alertNote != "") {
    	var fullSummary = fullSummary + "<br>" + alertNote;
    }
    document.getElementById('fullSummary').innerHTML = fullSummary;

	document.codeform.info.value=fullSummary;

	if (accessoryPrice != 0) {
    	document.getElementById('accessoryPriceText').style.display="block";
    	document.getElementById('accessoryPrice').innerHTML=accessoryPrice;
        document.getElementById('accessorySummary').innerHTML=accessoryDescrip;        
      
    } else {
    	document.getElementById('accessoryPriceText').style.display="none";
    }
    
}

// ========================================================== END OF MAIN changecode FUNCTION ============================================================


// ============================================================= OTHER FUNCTIONS =========================================================

function addToCart() {
document.codeform.submit();
//	alert ('not quite yet... need to add in pricing');
}


function showHideAccess(item) { 
	if (document.getElementById(item+"BOX").style.display == "none") {
    	document.getElementById(item+"BOX").style.display = "block";
        document.getElementById(item+"HEAD").className = "accessHeadOpen";
        document.getElementById(item).checked = 1;
    } else {
    	document.getElementById(item+"BOX").style.display = "none";
        document.getElementById(item+"HEAD").className = "accessHead";
        document.getElementById(item).checked = 0;
    }
}


function resetSizeDivs() {
	document.getElementById('size1').className="selection";
	document.getElementById('size2').className="selection";
	document.getElementById('size3').className="selection";
	document.getElementById('size4').className="selection";
	document.getElementById('size5').className="selection";
	document.getElementById('size6').className="selection";
}


function resetVoltDivs() {
	document.getElementById('volt1').className="selection";
}


function resetS4access() {
	document.getElementById('posType1').className="accessSection";
	document.getElementById('posType2').className="accessSection";

	document.getElementById('batType1').className="accessSection";
	document.getElementById('batType2').className="accessSection";

	document.getElementById('dinType1').className="accessSection";
	document.getElementById('dinType2').className="accessSection";
}

function selectActType(type) {
	document.getElementById('air').className="tab";
	document.getElementById('elec').className="tab";
	document.getElementById('man').className="tab";

	document.getElementById(type).className="tabSelected";	
    
	document.getElementById('airSection').style.display="none";
	document.getElementById('elecSection').style.display="none";
	document.getElementById('manSection').style.display="none";

	document.getElementById(type+'Section').style.display="block";
    
}

function selectSolType(type) {
	document.getElementById('noSol').className="tab";
	document.getElementById('wpSol').className="tab";
	document.getElementById('xpSol').className="tab";

	document.getElementById(type).className="tabSelected";	
    
	document.getElementById('noSolSection').style.display="none";
	document.getElementById('wpSolSection').style.display="none";
	document.getElementById('xpSolSection').style.display="none";

	document.getElementById(type+'Section').style.display="block";
    
    if (type != "noSol") {
    	document.getElementById('solVoltage').style.display="block";
    } else {
    	document.getElementById('solVoltage').style.display="none";
    }
    
}

function selectLimType(type) {
	document.getElementById('noLim').className="tab";
	document.getElementById('wpLim').className="tab";
	document.getElementById('xpLim').className="tab";

	document.getElementById(type).className="tabSelected";	
    
	document.getElementById('noLimSection').style.display="none";
	document.getElementById('wpLimSection').style.display="none";
	document.getElementById('xpLimSection').style.display="none";

	document.getElementById(type+'Section').style.display="block";
    
}



function closeStep(step) {
	document.getElementById('step'+step+'close').style.display="none";
	document.getElementById('step'+step+'edit').style.display="block";

	document.getElementById('step'+step+'section').style.display="none";
	document.getElementById('step'+step+'summary').style.display="block";
}


function editStep(step) {
	document.getElementById('step'+step+'close').style.display="block";
	document.getElementById('step'+step+'edit').style.display="none";
    
	document.getElementById('step'+step+'section').style.display="block";
	document.getElementById('step'+step+'summary').style.display="none";    
}

function showInfo(what) {
	if (document.getElementById(what).style.display != "none") {
    	document.getElementById(what).style.display = "none";
            document.getElementById("specsBut").className = "infoTab";
            document.getElementById("descripBut").className = "infoTab";
    } else {
    	if (what == "description") {
 	   		document.getElementById("specs").style.display = "none";
 	   		document.getElementById("description").style.display = "block";
            document.getElementById("descripBut").className = "infoTabSelected";
            document.getElementById("specsBut").className = "infoTab";
        } else {
 	   		document.getElementById("specs").style.display = "block";
 	   		document.getElementById("description").style.display = "none";
            document.getElementById("specsBut").className = "infoTabSelected";
            document.getElementById("descripBut").className = "infoTab";
        }
    }
}