function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function subMenu() { //v3.0
  var i,p,v,obj,args=subMenu.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}
    
   function WM_toggle(id) {

     if (document.all){
       if(document.all[id].style.display == 'none'){
         document.all[id].style.display = '';
       } else {
         document.all[id].style.display = 'none';
       }
     } else if (document.getElementById){
       if(document.getElementById(id).style.display == 'none'){
         document.getElementById(id).style.display = 'block';
       } else {
         document.getElementById(id).style.display = 'none';
       }
     } 
   }

function WM_Multitoggle() {
	var a,i,id;
	
	a = WM_Multitoggle.arguments;
	//alert(a.length)
	
	for(i=0; i<a.length; i++){
		id=a[i];
		if(document.all[id].style.display == 'none'){
		  document.all[id].style.display = '';
		} else {
		  document.all[id].style.display = 'none';
		}
	}
}

function hrefRename(oControl){
	//alert(oControl.innerText)
	if(oControl.innerText == 'Open All'){
	  oControl.innerText = 'Close All';
	} else {
	  oControl.innerText = 'Open All';
	}
}

function isValidAdd(form){
	var strErrors, strDimensionRig, strCaseRig, strTemp, aTemp, intNumDims;
	strErrors = "";
	strDimensionRig = "";
	strCaseRig = "1";
	intNumDims = 0;
	
	// check that all dimensions have been selected
	for(i=0;i<form.elements.length;i++)
	{
		if(form.elements[i].name == "fldDimension")
		{
			intNumDims += 1;
		}
	}
	
	if(intNumDims > 1)
	{
		for(i=0;i<intNumDims;i++){
			if(form.fldDimension[i].type == "select-one"){
				if(form.fldDimension[i].selectedIndex == 0)
				{strErrors += "Please select one for all options.\n";}
				else // keep building dimensionrig
				{
					strTemp = form.fldDimension[i].options[form.fldDimension[i].selectedIndex].value;
					aTemp = strTemp.split(";");
					strDimensionRig += (aTemp[0] + "0");
				}
			}
			else // keep building dimensionrig
			{
				if(form.fldDimension[i].checked)
				{
					strTemp = form.fldDimension[i].value;
					aTemp = strTemp.split(";");
					strDimensionRig += (aTemp[0] + "0");				
				}
				else
				{
					if(i == 0)
						strDimensionRig += "10";
					else
						strDimensionRig += "00";
				}
			}
		}
	}
	else if(intNumDims > 0)
	{
		if(form.fldDimension.type == "select-one"){
			if(form.fldDimension.selectedIndex == 0)
			{strErrors += "Please select one for all options.\n";}
			else // keep building dimensionrig
			{
				strTemp = form.fldDimension.options[form.fldDimension.selectedIndex].value;
				aTemp = strTemp.split(";");
				strDimensionRig += (aTemp[0] + "0");
			}
		}
		else // keep building dimensionrig
		{
			if(form.fldDimension.checked)
			{
				strTemp = form.fldDimension.value;
				aTemp = strTemp.split(";");
				strDimensionRig += (aTemp[0] + "0");				
			}
			else
			{
				if(i == 0)
					strDimensionRig += "10";
				else
					strDimensionRig += "00";
			}
		}		
	}
	form.hidDimensionRig.value = strDimensionRig;
	
	// if a case, check that qtys have been entered correctly
	if(form.productiscase.value == "True")
	{
		var intTotalQty;
		intTotalQty = 0;
		for(i=0;i<form.elements.length;i++)
		{
			if(form.elements[i].name.indexOf("txtCase") != -1)
			{
				intTotalQty += parseInt(form.elements[i].value);
				strCaseRig += (form.elements[i].value + "0");
			}
		}
		if(intTotalQty != parseInt(form.productnumincase.value))
		{
			strErrors += "You have entered case quantities totaling " + intTotalQty + ".\n";
			strErrors += "Please enter case contents totaling exactly " + form.productnumincase.value + ".\n";
		}
	}
	form.hidCaseRig.value = strCaseRig;
	
	// check that a value is in the qty box
	if(form.txtQty.value == "" || isNaN(form.txtQty.value))
	{strErrors += "Please enter a quantity before adding to cart.\n";}
	
	//return false;	
	if(strErrors != "")
	{
		alert(strErrors);
		return false;
	}
	else
	{return true;}
}

function isEmail(str) {
	var foundOffset;
	foundOffset = str.indexOf("@",1)
	if (foundOffset == -1)
		return false;
	foundOffset = str.indexOf(".",3)
	if (foundOffset == -1)
		return false;
	foundOffset = str.lastIndexOf(".")
	if (foundOffset == (str.length-1))
		return false;
	return true;
}