function selectModel(pn) {

	var mat = pn.substr(2, 1);
	var size = pn.substr(3, 2);
	var conn = pn.substr(5, 1);
    
	//alert("material: "+mat);
	//alert("size: "+size);
	//alert("conn: "+conn);

//----------------------------------- SELECT SIZE ----------------------------	
	if (conn == "N") {
   	 	selectConType('npt');
     	
        if (size == "05") {
			document.codeform.nptSize[0].checked=true;
        }
        if (size == "07") {
			document.codeform.nptSize[1].checked=true;
        }
        if (size == "10") {
			document.codeform.nptSize[2].checked=true;
        }
        if (size == "15") {
			document.codeform.nptSize[3].checked=true;
        }
        if (size == "20") {
			document.codeform.nptSize[4].checked=true;
        }
	}

	if (conn == "T") {
   	 	selectConType('clamp');
     	
        if (size == "05") {
			document.codeform.clampSize[0].checked=true;
        }
        if (size == "07") {
			document.codeform.clampSize[1].checked=true;
        }
        if (size == "10") {
			document.codeform.clampSize[2].checked=true;
        }
        if (size == "15") {
			document.codeform.clampSize[3].checked=true;
        }
        if (size == "20") {
			document.codeform.clampSize[4].checked=true;
        }
	}

	if (conn == "F") {
   	 	selectConType('flange');
     	

        if (size == "10") {
			document.codeform.flangeSize[0].checked=true;
        }
        if (size == "15") {
			document.codeform.flangeSize[1].checked=true;
        }
        if (size == "20") {
			document.codeform.flangeSize[2].checked=true;
        }
	}

        if (mat == "S") {
			document.codeform.material[0].checked=true;
        }
        if (mat == "B") {
			document.codeform.material[1].checked=true;
        }
        if (mat == "A") {
			document.codeform.material[2].checked=true;
        }
        if (mat == "P") {
			document.codeform.material[3].checked=true;
        }

changeCode();

}

function changeCode() {

// set vars that don't change and initialize others	

var bodyMatDescrip = "<b>Body Material:</b> Stainless Steel";
var sizeDescrip = "";
var accessDescrip = "";
var powerDescrip = "<b>Power:</b> Battery Operated, 2 AAA batteries (2 years operation)";
var outputDescrip = "";
var approvalDescrip = "";

var siz = "";
var mat = "";
var con = "";
var pic = "";
var end = "";

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 price = 0;

var battPrice = 0;
var edmcPrice = 0;
var vertPrice = 0;
var remotePrice = 0;
var modPrice = 0;
var disp = "";
var OM = "";
var comp2 = "";
var cal = "GM";

var comp = "Q9";

var accessPrice = 0;

var assemblyWeight = 0;
var accessWeight = 0;

var step1summary = "";
var step2summary = "";
var step3summary = "";
   
var displayDescrip = "Digital, local (on meter)";
    
    // ====================== reset classes of all selection divs and table cells to UN-selected state
    resetSizeDivs(); 
    resetMatDivs(); 
    resetOutputDivs();
	document.getElementById('orient1').className = "selectionDisabled";


	//=============== RESET PVDF ================================
    document.getElementById('material4').className="selection";
    document.getElementById('material4').style.color="#000000";
    document.codeform.material[3].disabled=0;
    document.getElementById('PVDF').innerHTML = "PVDF";

	//=============== RESET Brass ================================
    document.getElementById('material2').className="selection";
    document.getElementById('material2').style.color="#000000";
    document.codeform.material[1].disabled=0;
    document.getElementById('Brass').innerHTML = "Brass";

	//=============== RESET Aluminum ================================
    document.getElementById('material3').className="selection";
    document.getElementById('material3').style.color="#000000";
    document.codeform.material[2].disabled=0;
    document.getElementById('Aluminum').innerHTML = "Aluminum";


	//=============== RESET PVDFbadsizes ================================
    document.getElementById('clamp').style.display="";
    document.getElementById('flange').style.display="";
    document.getElementById('noPVDF').style.display="none";
    
    document.getElementById('nptSize2').style.display = "";
    document.getElementById('nptSize4').style.display = "";
    document.getElementById('nptSize5').style.display = "";
    document.getElementById('nptSizeNote').style.display = "none";



	// ================= reset summary boxes ==========================
       document.getElementById('priceSummary').innerHTML = "Error!";
       document.getElementById('weightSummary').innerHTML = "Error!";

// ================================================ SIZE & CONNECTION ====================================================

    if (document.codeform.connection[0].checked)  { var con = "N";
	    if (document.codeform.nptSize[0].checked) { document.getElementById('nptSize1').className="chartRowSelected"; var siz = "05N"; var sizeDescrip = "1/2 inch NPT"; var end = "A"; var flowRange = "1 to 10 gpm"; }
        
	    if (document.codeform.nptSize[1].checked) { document.getElementById('nptSize2').className="chartRowSelected"; var siz = "07N"; var sizeDescrip = "3/4 inch NPT"; var end = "A"; var flowRange = "2 to 20 gpm";
        	disablePVDF(); }
            
	    if (document.codeform.nptSize[2].checked) { document.getElementById('nptSize3').className="chartRowSelected"; var siz = "10N"; var sizeDescrip = "1 inch NPT"; var end = "A";  var flowRange = "5 to 50 gpm";}
        
	    if (document.codeform.nptSize[3].checked) { document.getElementById('nptSize4').className="chartRowSelected"; var siz = "15N"; var sizeDescrip = "1 1/2 inch NPT"; var end = "B";  var flowRange = "10 to 100 gpm";
        	disablePVDF(); }
            
	    if (document.codeform.nptSize[4].checked) { document.getElementById('nptSize5').className="chartRowSelected"; var siz = "20N"; var sizeDescrip = "2 inch NPT";  var end = "B";  var flowRange = "20 to 200 gpm";
        	disablePVDF();}
    }


    if (document.codeform.connection[1].checked) { var con = "T";
    disablePVDF();
    disableBrass();
    disableAluminum();
	    if (document.codeform.clampSize[0].checked) { document.getElementById('clampSize1').className="chartRowSelected"; var siz = "05T"; var sizeDescrip = "3/4 inch Tri-clamp"; var end = "A"; var flowRange = "1 to 10 gpm"; }
	    if (document.codeform.clampSize[1].checked) { document.getElementById('clampSize2').className="chartRowSelected"; var siz = "07T"; var sizeDescrip = "1 inch Tri-clamp"; var end = "A"; var flowRange = "2 to 20 gpm"; }
	    if (document.codeform.clampSize[2].checked) { document.getElementById('clampSize3').className="chartRowSelected"; var siz = "10T"; var sizeDescrip = "1 1/2 inch Tri-clamp"; var end = "A"; var flowRange = "5 to 50 gpm"; }
	    if (document.codeform.clampSize[3].checked) { document.getElementById('clampSize4').className="chartRowSelected"; var siz = "15T"; var sizeDescrip = "2 inch Tri-clamp"; var end = "B"; var flowRange = "10 to 100 gpm"; }
	    if (document.codeform.clampSize[4].checked) { document.getElementById('clampSize5').className="chartRowSelected"; var siz = "20T"; var sizeDescrip = "2 1/2 inch Tri-clamp"; var end = "B"; var flowRange = "20 to 200 gpm"; }
    }


    if (document.codeform.connection[2].checked) { var con = "F";
   		disablePVDF();
    	disableBrass();
    	disableAluminum();
        
	    if (document.codeform.flangeSize[0].checked) { document.getElementById('flangeSize1').className="chartRowSelected"; var siz = "10F"; var sizeDescrip = "1 inch Flanged"; var end = "D"; var flowRange = "5 to 50 gpm"; }
	    if (document.codeform.flangeSize[1].checked) { document.getElementById('flangeSize2').className="chartRowSelected"; var siz = "15F"; var sizeDescrip = "1 1/2 inch Flanged"; var end = "E"; var flowRange = "10 to 100 gpm"; }
	    if (document.codeform.flangeSize[2].checked) { document.getElementById('flangeSize3').className="chartRowSelected"; var siz = "20F"; var sizeDescrip = "2 inch Flanged"; var end = "E";  var flowRange = "20 to 200 gpm"; }
    }

// ------------------------ Exceptions based on size -----------------------------


// ================================================ BODY MATERIAL ====================================================

    if (document.codeform.material[0].checked) { document.getElementById('material1').className="selectionChecked"; var mat = "S"; var bodyMatDescrip = "Stainless Steel"; }
    if (document.codeform.material[1].checked) { document.getElementById('material2').className="selectionChecked"; var mat = "B"; var bodyMatDescrip = "Brass"; 
     		disableSSonlyCons(); 
   }
    if (document.codeform.material[2].checked) { document.getElementById('material3').className="selectionChecked"; var mat = "A"; var bodyMatDescrip = "Aluminum"; 
     		disableSSonlyCons(); 
   }
    if (document.codeform.material[3].checked) { document.getElementById('material4').className="selectionChecked"; var mat = "P"; var bodyMatDescrip = "PVDF"; 
    		disableNonPVDFsizes(); 
        }

    var unitDescrip = "gpm, l/min. &amp; user defined";
    var functionDescrip = "Rate and 2 Totals (1 total is resettable)";

if (document.codeform.module.checked && document.codeform.mod[2].checked) {
	var displayDescrip = "No display";
    var unitDescrip = "N/A (conditioned signal output)";
    var functionDescrip = "Conditioned signal pulse output (open collector or 6 VDC square wave)";
}

   
	var sizeDescrip = "<b>Size and End Connection: </b>"+sizeDescrip;
	var flowDescrip = "<b>Flow Range: </b>"+flowRange;
    var unitDescrip = "<b>Units of Measure: </b> "+unitDescrip;
    
    var functionDescrip = "<b>Function:</b> "+ functionDescrip;

	var displayDescrip = "<b>Display: </b>"+displayDescrip;
       
        
var step1summary = sizeDescrip + "<br><b>Body Material: </b>" + bodyMatDescrip + 
 								"<br><b>Turbine Rotor Material:</b> PVDF<br>" +
								flowDescrip+"<br>" + 
								displayDescrip+"<br>" +
								unitDescrip+"<br>" +
  								functionDescrip;

//==================================== display orientation ================================================

    	if (document.codeform.orient[1].checked) {
			var comp = "Q1";
			var disp = "_90";
			document.getElementById('orient2').className="selectionChecked";
			document.getElementById('orient1').className="selection";
		} else {
			document.getElementById('orient2').className="selection";
			document.getElementById('orient1').className="selectionChecked";
		}

  								
    document.getElementById('step1summary').innerHTML = step1summary;
    
// =========================================================== ACCESSORIES =============================================

     // ========================= REMOTE DISPLAY ====================

	 if (document.codeform.remote.checked) {
        	document.getElementById('remote2').className = "selectionChecked";
    		var remotePrice = _113275_10.price;
    		var remoteWeight = _113275_10.weight;

			document.codeform.reminfo.value = "FM Approved Remote Display";
			document.codeform.remid.value = '113275-10';
			document.codeform.remprodseries.value = 'for Part No. '+mc;
			document.codeform.remprice.value = remotePrice;
			document.codeform.remweight.value = remoteWeight;

			accessPrice = accessPrice + remotePrice;
             
            var remotePN = "113275-10";    
		    accessDescrip = accessDescrip + "<b>FM Approved Remote Display Kit:</b> 113275-10 ($"+_113275_10.price+")<br>";   
    }


// ========================= OUTPUT MODULE ====================

	if (document.codeform.module.checked) {    
    	if (document.codeform.mod[0].checked) {
			//var disp = ""; // ============= remove if you get images of these (90 w/OM)
			var OM = "_P942";
			var comp = "P9";
			if (disp == "_90") { // ----------------------------------------------------------------------------- 90 degree AND P9 output module ************
				var comp2 = "Q1P9";
			}
    		var outputDescrip = "<b>Output:</b> Scaled pulse output including external power module with 10 ft. cable<br>";
       		document.getElementById('out1').className = "selectionChecked";
        }

    	if (document.codeform.mod[1].checked) {
			//var disp = ""; // ============= remove if you get images of these (90 w/OM)
			var OM = "_P942";
			var comp = "42";
			if (disp == "_90") { // ----------------------------------------------------------------------------- 90 degree AND 42 output module ************
				var comp2 = "Q142";
			}
        	document.getElementById('out2').className = "selectionChecked";
    		var outputDescrip = "<b>Output:</b> 4-20mA output signal with 10 ft. cable<br>";
        }

    	if (document.codeform.mod[2].checked) {
			var disp = ""; 
			var OM = "_PO";
			var comp = "PO";
        	document.getElementById('out3').className = "selectionChecked";
			var powerDescrip = "";

			document.codeform.orient[0].checked = true;
			document.getElementById('orient2').className = "selectionDisabled";
			document.getElementById('orient1').className = "selectionChecked";

        }
    }

	// ========== change end of mc for non-approved (w/ output module)  AND set approval description ============


		if (comp != "Q9" && comp != "Q1") {
			var approvalDescrip = "<b style='color:#c6093b;'>***NOT Approved for Hazardous Locations. Use in Safe Areas Only!***</b>";
			if (end == "A") { var end = "V";}
			if (end == "B") { var end = "W";}
			if (end == "D") { var end = "Y";}
			if (end == "E") { var end = "Z";}
		} else {
			var approvalDescrip = "<b>Approvals:</b> FM, Atex, and IEC Approved for Hazardous Locations";
		}

		if (comp == "PO") {
			var end = "X";
		}

var step2summary = outputDescrip + powerDescrip +"<br>"+ approvalDescrip;

// =========================================================== SET MODEL CODE =============================================
    
if (comp == "PO") { 
	var cal = "XX";
	if (con == "F") { //alert(siz);
		if (siz == "10F") {var end = "Y";}
		if (siz == "15F") {var end = "Z";}
		if (siz == "20F") {var end = "Z";}
	}
}
	var mc="G2"+mat+siz+comp+cal+end; //alert(mc);
	var mcPrice = mc;
	if (comp2 != "") { // ------------------------------------------ SPECIAL with Labor for assembly ----------------------------------*-*-*-*
		var mc="G2"+mat+siz+comp2+cal+end; 	
	}
    var pic = "G2_"+con+"_"+mat+disp+OM;

	document.getElementById('PN').innerHTML =mc;
    document.codeform.id.value=mc;
	document.getElementById('MClinks').innerHTML =mc;
    document.getElementById('mainIMG').src = "/G2/models/"+pic+".jpg";
    document.codeform.imgsrc.value="/G2/models/"+pic+".jpg";
    
    
// =========================================================== SET PRICING =============================================
var adaptPrice = 0;
var qty = document.codeform.qty.value;
var LABprice = 0;

	// METER =--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    var basePrice = eval(mcPrice+".price");
    var baseWeight = eval(mcPrice+".weight");

    // add 90 degree adapter if ordered with pulse output
//alert(comp2);
	if (comp2 == "Q1P9" || comp2 == "Q142") {
		priceSum = priceSum + "<br>90 degree Adapter: "+_125260_02.price+" (125260-02)<hr>";
		priceSum = priceSum + "<br>GPI LABOR: 200 (ASSEMBLY-METER)<hr>";
		var LABprice = 200;
		var adaptPrice = _125260_02.price;
	}

		var priceSum = priceSum + "<br>Meter: "+basePrice+" ("+mcPrice+")";
		var weightSum = weightSum + "<br>Meter: "+baseWeight+" ("+mcPrice+")";

 // ACCESSORIES -=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
 
 	if(remotePrice != 0) {
		var priceSum = priceSum + "<br>Remote Display: "+remotePrice+" ("+remotePN+")";
		var weightSum = weightSum + "<br>Remote Display: "+remoteWeight+" ("+remotePN+")";
    }


 
 	// LABOR and OUTPUT Modules =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
   

if (comp2 != "" && 1 == 2) {
//alert(comp2);
	var LABprice = 1 * LABUNIT.price;
		var priceSum = priceSum + "<br>LABOR: "+LABprice;
		var weightSum = weightSum + "<br>LABOR: "+LABprice;
	// ---------------- Add output module price ------------------ //
		if (comp2 == "Q142G") {
		//	alert(_125100_10.price);
			var modPrice = _125100_10.price;
			var priceSum = priceSum + "<br>Output Module [42]: "+_125100_10.price+" (125100-10)";
			var weightSum = weightSum + "<br>Output Module [42]: "+_125100_10.weight+" (125100-10)";
		}
		if (comp2 == "Q1P9G") {
		//	alert(_125060_10.price);
			var modPrice = _125060_10.price;
			var priceSum = priceSum + "<br>Output Module [P9]: "+_125060_10.price+" (125060-10)";
			var weightSum = weightSum + "<br>Output Module [P9]: "+_125060_10.weight+" (125060-10)";
		}


}
       
		var priceSum = priceSum + "<hr>";
		var weightSum = weightSum + "<hr>";
   
   //alert(priceSum);
//    alert(basePrice);
 //   alert(modPrice);
 //   alert(LABprice);
    var fullPrice = Math.ceil(basePrice + modPrice + LABprice + adaptPrice);
    var fullWeight = Math.ceil(baseWeight);
    
   document.getElementById('price').innerHTML = fullPrice;
   document.codeform.price.value=fullPrice;
   
   document.getElementById('priceSummary').innerHTML = priceSum;
   document.getElementById('weightSummary').innerHTML = weightSum+"<br><b>TOTAL: </b>"+fullWeight+" lbs.";
   document.codeform.weight.value=fullWeight;
   
   var totalPrice = (fullPrice + accessPrice) * qty;
   
   document.getElementById('totalPrice').innerHTML = totalPrice;


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

    var fullSummary = step1summary + "<br>" + step2summary + "<br>" + step3summary;
    document.getElementById('fullSummary').innerHTML = fullSummary;

	document.codeform.info.value=fullSummary;

	if (accessPrice != 0) {
    	document.getElementById('accessPriceText').style.display="block";
    	document.getElementById('accessPrice').innerHTML=accessPrice;
        document.getElementById('accessSummary').innerHTML=accessDescrip;        
    } else {
    	document.getElementById('accessPriceText').style.display="none";
    }
    
}

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


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

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

function disablePVDF() {
    document.codeform.material[3].disabled=1;
    document.getElementById('material4').className="selectionDisabled";
    document.getElementById('material4').style.color="#CCCCCC";
    document.getElementById('PVDF').innerHTML = "PVDF<span style='font-size:10px; line-height:10px; color:red;'><br>(NPT 1/2 and 1 inch only)</span>";
    
}

function disableBrass() {
    document.codeform.material[1].disabled=1;
    document.getElementById('material2').className="selectionDisabled";
    document.getElementById('material2').style.color="#CCCCCC";
    document.getElementById('Brass').innerHTML = "Brass<span style='font-size:10px; line-height:10px; color:red;'><br>(NPT only)</span>";
    
}

function disableAluminum() {
    document.codeform.material[2].disabled=1;
    document.getElementById('material3').className="selectionDisabled";
    document.getElementById('material3').style.color="#CCCCCC";
    document.getElementById('Aluminum').innerHTML = "Aluminum<span style='font-size:10px; line-height:10px; color:red;'><br>(NPT only)</span>";
    
}

function disableNonPVDFsizes() {
	selectConType('npt');
    document.codeform.connection[0].checked=1;
    document.getElementById('clamp').style.display = "none";
    document.getElementById('flange').style.display = "none";
    document.getElementById('noPVDF').style.display="";
    
    document.getElementById('nptSize2').style.display = "none";
    document.getElementById('nptSize4').style.display = "none";
    document.getElementById('nptSize5').style.display = "none";
    
    document.getElementById('nptSizeNote').style.display = "";

}

function disableSSonlyCons() {
    document.codeform.connection[0].checked=1;
    document.getElementById('clamp').style.display = "none";
    document.getElementById('flange').style.display = "none";
    document.getElementById('noPVDF').style.display="";
}


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('nptSize1').className="chartRow";
	document.getElementById('nptSize2').className="chartRow";
	document.getElementById('nptSize3').className="chartRow";
	document.getElementById('nptSize4').className="chartRow";
	document.getElementById('nptSize5').className="chartRow";

	document.getElementById('clampSize1').className="chartRow";
	document.getElementById('clampSize2').className="chartRow";
	document.getElementById('clampSize3').className="chartRow";
	document.getElementById('clampSize4').className="chartRow";
	document.getElementById('clampSize5').className="chartRow";

	document.getElementById('flangeSize1').className="chartRow";
	document.getElementById('flangeSize2').className="chartRow";
	document.getElementById('flangeSize3').className="chartRow";
}

function resetMatDivs() {
	document.getElementById('material1').className="selection";
	document.getElementById('material2').className="selection";
	document.getElementById('material3').className="selection";
	document.getElementById('material4').className="selection";
}


function resetOutputDivs() {
	document.getElementById('out1').className="selection";
	document.getElementById('out2').className="selection";
	document.getElementById('out3').className="selection";
}




function selectConType(type) {
	document.getElementById('npt').className="tab";
	document.getElementById('clamp').className="tab";
	document.getElementById('flange').className="tab";

	document.getElementById(type).className="tabSelected";	
    
	document.getElementById('nptSection').style.display="none";
	document.getElementById('clampSection').style.display="none";
	document.getElementById('flangeSection').style.display="none";

	document.getElementById(type+'Section').style.display="block";
    
    if (type == "npt") {
    	document.codeform.connection[0].checked = 1;
    }
    if (type == "clamp") {
    	document.codeform.connection[1].checked = 1;
    }
    if (type == "flange") {
    	document.codeform.connection[2].checked = 1;
    }
    
}




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";
        }
    }
}