function selectModel(pn) {
	var mat = pn.substr(1, 1);
	var func = pn.substr(2, 1);
	var size = pn.substr(5, 4);
	var access = pn.substr(9);
//----------------------------------- SELECT Material ----------------------------	

	if (mat == "C") {
		document.codeform.mat[0].checked=true;
	}
	if (mat == "S") {
		document.codeform.mat[1].checked=true;
	}

//----------------------------------- SELECT Function ----------------------------	

	if (func == "S") {
		document.codeform.act_p[0].checked=true;
	}


//----------------------------------- SELECT SIZE ----------------------------	




changeCode();
}

function changeCode() {

// set vars that don't change and initialize others	
var con = "150"; 
var type = "BPSL";

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 actpic = "";
var solpic = "";

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 accessPrice = 0;
var accessoryPrice = 0;

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

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

var alertNote = "";
    //============================= reset some things that were disabled ===================
    
    // ====================== reset classes of all selection divs and table cells to UN-selected state
    resetSizeDivs(); 
	resetTempDivs();
    

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

	   document.getElementById('add2cartLable').innerHTML='Add to Cart';

	   document.getElementById('trim1').className = "selection"

            
    // ================================================ SIZE ====================================================
	// ----------------------- 150# -------------------------------------------
        if (document.codeform.size[0].checked) { 
        	document.getElementById('size1').className="selectionChecked"; 
			var siz = "0200"; var sizeDescrip = "2 inch 150# ANSI Flange"; 
        }
        if (document.codeform.size[1].checked) { 
        	document.getElementById('size2').className="selectionChecked"; 
			var siz = "0250"; var sizeDescrip = "2 1/2 inch 150# ANSI Flange"; 
        }
        if (document.codeform.size[2].checked) { 
        	document.getElementById('size3').className="selectionChecked"; 
			var siz = "0300"; var sizeDescrip = "3 inch 150# ANSI Flange"; 
        }
        if (document.codeform.size[3].checked) { 
        	document.getElementById('size4').className="selectionChecked"; 
			var siz = "0400"; var sizeDescrip = "4 inch 150# ANSI Flange"; 
        }
        if (document.codeform.size[4].checked) { 
        	document.getElementById('size5').className="selectionChecked"; 
			var siz = "0500"; var sizeDescrip = "5 inch 150# ANSI Flange"; 
        }
        if (document.codeform.size[5].checked) { 
        	document.getElementById('size6').className="selectionChecked"; 
			var siz = "0600"; var sizeDescrip = "6 inch 150# ANSI Flange"; 
        }
        if (document.codeform.size[6].checked) { 
        	document.getElementById('size7').className="selectionChecked"; 
			var siz = "0800"; var sizeDescrip = "8 inch 150# ANSI Flange"; 
        }
        if (document.codeform.size[7].checked) { 
        	document.getElementById('size8').className="selectionChecked"; 
			var siz = "1000"; var sizeDescrip = "10 inch 150# ANSI Flange"; 
        }
        if (document.codeform.size[8].checked) { 
        	document.getElementById('size9').className="selectionChecked"; 
			var siz = "1200"; var sizeDescrip = "12 inch 150# ANSI Flange"; 
        }
        if (document.codeform.size[9].checked) { 
        	document.getElementById('size10').className="selectionChecked"; 
			var siz = "1400"; var sizeDescrip = "14 inch 150# ANSI Flange"; 
        }
        if (document.codeform.size[10].checked) { 
        	document.getElementById('size11').className="selectionChecked"; 
			var siz = "1600"; var sizeDescrip = "16 inch 150# ANSI Flange"; 
        }

	// ----------------------- 300# -------------------------------------------
	
        if (document.codeform.size[11].checked) { 
        	document.getElementById('size12').className="selectionChecked"; 
			var siz = "0200"; var sizeDescrip = "2 inch 300# ANSI Flange"; var con = "300"; 
        }
        if (document.codeform.size[12].checked) { 
        	document.getElementById('size13').className="selectionChecked"; 
			var siz = "0250"; var sizeDescrip = "2 1/2 inch 300# ANSI Flange";  var con = "300";
        }
        if (document.codeform.size[13].checked) { 
        	document.getElementById('size14').className="selectionChecked"; 
			var siz = "0300"; var sizeDescrip = "3 inch 300# ANSI Flange";  var con = "300";
        }
        if (document.codeform.size[14].checked) { 
        	document.getElementById('size15').className="selectionChecked"; 
			var siz = "0400"; var sizeDescrip = "4 inch 300# ANSI Flange";  var con = "300";
        }
        if (document.codeform.size[15].checked) { 
        	document.getElementById('size16').className="selectionChecked"; 
			var siz = "0500"; var sizeDescrip = "5 inch 300# ANSI Flange";  var con = "300";
        }
        if (document.codeform.size[16].checked) { 
        	document.getElementById('size17').className="selectionChecked"; 
			var siz = "0600"; var sizeDescrip = "6 inch 300# ANSI Flange";  var con = "300";
        }
        if (document.codeform.size[17].checked) { 
        	document.getElementById('size18').className="selectionChecked"; 
			var siz = "0800"; var sizeDescrip = "8 inch 300# ANSI Flange";  var con = "300";
        }
        if (document.codeform.size[18].checked) { 
        	document.getElementById('size19').className="selectionChecked"; 
			var siz = "1000"; var sizeDescrip = "10 inch 300# ANSI Flange";  var con = "300";
        }
        if (document.codeform.size[19].checked) { 
        	document.getElementById('size20').className="selectionChecked"; 
			var siz = "1200"; var sizeDescrip = "12 inch 300# ANSI Flange";  var con = "300";
        }
        if (document.codeform.size[20].checked) { 
        	document.getElementById('size21').className="selectionChecked"; 
			var siz = "1400"; var sizeDescrip = "14 inch 300# ANSI Flange";  var con = "300";
        }
        if (document.codeform.size[21].checked) { 
        	document.getElementById('size22').className="selectionChecked"; 
			var siz = "1600"; var sizeDescrip = "16 inch 300# ANSI Flange";  var con = "300";
        }



// ===================== BODY MATERIAL ============================
		if (document.codeform.mat[0].checked) { 
			document.getElementById('mat1').className="selectionChecked"; 
            var mat = "C"; 
			var matDescrip = "Carbon Steel"; 
        }
		if (document.codeform.mat[1].checked) { 
			document.getElementById('mat2').className="selectionChecked"; 
            var mat = "S"; 
			var matDescrip = "Stainless Steel"; 
        }

	if (mat == "S") { // ---------------------- If it's SS, disable Trim 8
		document.codeform.trim[1].checked = true;
		document.getElementById('trim1').className = "selectionDisabled"
	}


// ========================== TRIM ================================

	if (document.codeform.trim[0].checked) {
		document.getElementById('trim1').className='selectionChecked';
		var trim = "08";
		var trimDescrip = "API trim 8";
	}

	if (document.codeform.trim[1].checked) {
		document.getElementById('trim2').className='selectionChecked';
		var trim = "12";
		var trimDescrip = "API trim 12";
	}



var bodyMatDescrip = "<b>Body Material:</b> "+matDescrip;


	var sizeDescrip = "<b>Size and Connection: </b>"+sizeDescrip;
    var sealDescrip = "<b>Trim Material: </b> "+trimDescrip;
    
    var step1summary = bodyMatDescrip +  "<br>" + sizeDescrip + "<br>" + sealDescrip +"<br>";
    document.getElementById('step1summary').innerHTML = step1summary;

// =================== exceptions for certain sizes =================



// ================================================= ACTUATORS =============================================
    
	// ============================================= TYPE ======================================================
             
                
        
            if (document.codeform.type[0].checked) {
             	document.getElementById('type1').className="selectionChecked";    
    	        var type = "BPSL";
             	var typeDescrip = "Basic Spring Assisted Closure with Fusible Link Trigger";
             }
            if (document.codeform.type[1].checked) {
             	document.getElementById('type2').className="selectionChecked";    
    	        var type = "XPSL";
             	var typeDescrip = "Spring Assisted Closure with Fusible Link Trigger PLUS Manual Pull-cable Remote Trigger";
             }
        
        	if (document.codeform.type[2].checked) { 
            	document.getElementById('type3').className="selectionChecked"; 
    	        var type = "CPSL";
             	var typeDescrip = "Spring Assisted Closure with Fusible Link Trigger PLUS Pneumatic Cyinder Remote Trigger";
			}
                
        	if (document.codeform.type[3].checked) { 
            	document.getElementById('type4').className="selectionChecked"; 
    	        var type = "MPSL";
             	var typeDescrip = "Spring Assisted Closure with Fusible Link Trigger PLUS Electro-magnetic Remote Trigger";
            }

	// ============================================= TEMP ======================================================
             
                
        
            if (document.codeform.temp[0].checked) {
             	document.getElementById('temp1').className="selectionChecked";    
    	        var temp = "135F";
             	var tempDescrip = "135&deg;F";
             }

            if (document.codeform.temp[1].checked) {
             	document.getElementById('temp2').className="selectionChecked";    
    	        var temp = "165F";
             	var tempDescrip = "165&deg;F";
             }

            if (document.codeform.temp[2].checked) {
             	document.getElementById('temp3').className="selectionChecked";    
    	        var temp = "212F";
             	var tempDescrip = "212&deg;F";
             }

            if (document.codeform.temp[3].checked) {
             	document.getElementById('temp4').className="selectionChecked";    
    	        var temp = "280F";
             	var tempDescrip = "280&deg;F";
             }

            if (document.codeform.temp[4].checked) {
             	document.getElementById('temp5').className="selectionChecked";    
    	        var temp = "360F";
             	var tempDescrip = "360&deg;F";
             }


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

    var step2summary =  "<b>Trigger Type:</b> "+typeDescrip + "<br><b>Trigger Temperature:</b> "+tempDescrip;

    document.getElementById('step2summary').innerHTML = step2summary;

// =========================================================== SET MODEL CODE =============================================
    
var mcPrice = "ESOV_"+siz+"_"+type+"_"+con+"_"+mat+"_"+trim+"_165F";
var mc = "ESOV-"+siz+"-"+type+"-"+con+"-"+mat+"-"+trim+"-"+temp;

var pic = type;
    var CADmc="CADmc"; 

	document.getElementById('PN').innerHTML =mc;
    document.codeform.id.value=mc;
	document.getElementById('MClinks').innerHTML =mc;
    document.getElementById('mainIMG').src = "/ESOV/models/"+pic+".jpg";
    document.codeform.imgsrc.value="/ESOV/models/"+pic+".jpg";
    
    //----------- SET DIM PAGE =-=-------------------------
   // alert(act);
    	if (con == "N") { document.codeform.dimPage.value = 4; }
    	if (con == "T") { document.codeform.dimPage.value = 5;}    
    
    document.codeform.CADmc.value=CADmc;
// =========================================================== SET PRICING =============================================

var qty = document.codeform.qty.value;

if ((con == "300" && siz == "1200") || (siz == "1400" || siz == "1600") ) {
//	alert('This model is not available to purchase online.\nPlease call 1-800-899-0553 for pricing and availability');
	var basePrice = 0;
    document.getElementById('price').innerHTML = 0;
	document.getElementById('totalPrice').innerHTML = 0;
   document.codeform.price.value=0;
   document.codeform.weight.value=0;

} else {
    var basePrice = eval(mcPrice+".price");
    var baseWeight = eval(mcPrice+".weight");
 //   alert(basePrice);
		var priceSum = priceSum + "<br>Valve Price: "+basePrice+" ("+mcPrice+")";
		var weightSum = weightSum + "<br>Valve: "+baseWeight+" ("+siz+")";



    var fullPrice = Math.ceil(basePrice);
    var fullWeight = Math.ceil(baseWeight);
    
   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 =============================================

    var fullSummary = step1summary + step2summary; // + "<br>"; + step3summary;

//var fullSummary = fullSummary + "<br><span style='color:#c6093b;'>*Max. 150 PSIG for ALL STEAM APPLICATIONS</span>";
	if (alertNote != "") {
    //alert('oooooops');
    	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";
    }
    
	if (basePrice == 0) {
		alert('This model is not available to purchase online.\nPlease call 1-800-899-0553 for pricing and availability');
		document.getElementById('add2cartLable').innerHTML='Call for Pricing';
	}
}

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


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

function addToCart() {
if (document.getElementById('add2cartLable').innerHTML == "Add to Cart") {
	document.codeform.submit();
} else {
	alert('Please call 1-800-899-0553 for pricing and availability');
}
}


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 resetTempDivs() {
	document.getElementById('temp1').className="selection";
	document.getElementById('temp2').className="selection";
	document.getElementById('temp3').className="selection";
	document.getElementById('temp4').className="selection";
	document.getElementById('temp5').className="selection";
}


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";
	document.getElementById('size7').className="selection";
	document.getElementById('size8').className="selection";
	document.getElementById('size9').className="selection";
	document.getElementById('size10').className="selection";
	document.getElementById('size11').className="selection";

	document.getElementById('size12').className="selection";
	document.getElementById('size13').className="selection";
	document.getElementById('size14').className="selection";
	document.getElementById('size15').className="selection";
	document.getElementById('size16').className="selection";
	document.getElementById('size17').className="selection";
	document.getElementById('size18').className="selection";
	document.getElementById('size19').className="selection";
	document.getElementById('size20').className="selection";
	document.getElementById('size21').className="selection";
	document.getElementById('size22').className="selection";

	document.getElementById('mat1').className="selection";
	document.getElementById('mat2').className="selection";

	document.getElementById('trim1').className="selection";
	document.getElementById('trim2').className="selection";

	document.getElementById('type1').className="selection";
	document.getElementById('type2').className="selection";
	document.getElementById('type3').className="selection";
	document.getElementById('type4').className="selection";

}







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";
        }
    }
}