function helpPop(id)
{
	var popurl="/help.jsp?id=" + id 
	winpops=window.open(popurl,"","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=400,height=500");
}

function open_window(newwin, width, height) {	
	flyout=window.open(newwin, "popup_sizing", "width=" + width + ",height=" + height + ",menubar=no,toolbar=no,resizeable=no,status=no,scrollbars=yes,center=1");
	flyout.focus();
}

var clicked = false;
function postPage(qs){		
	if (clicked != true){
		document.ItemForm.action = qs;
		clicked = true;		
		document.ItemForm.submit();				
	}
}

function processSubmit(form){	
	document["subImg"].src = "i/processing.gif"; ;
	document.getElementById("subHref").href = "#submit";	
   	form.submit();
}

function postMulti(form,page){	
	document["subImg"].src = "i/processing.gif"; ;
	document.getElementById("subHref").href = "#submit";	
	form.encoding = "multipart/form-data";
	form.action = page;
   	form.submit();
}

function setSelectedItem(svalue){		
	document.ItemForm.o.options[svalue].selected = true;	
}

function calcPrice(){
	var selectedItem = document.ItemForm.PriceBox.selectedIndex;
	var qty = document.ItemForm.PriceBox.options[selectedItem].text;
	var unitPrice = document.ItemForm.PriceBox.options[selectedItem].value;	
	var totalPrice = qty * unitPrice;
	totalPrice = totalPrice.toFixed(2);
	document.ItemForm.itemPrice.value = totalPrice;
	document.ItemForm.itemQty.value = qty;

}

function formatCurrency(price){
	var fPrice = 0.00;	
	fPrice = price.toFixed(2);
	document.write(fPrice);
}

function reSort(qs,obj){	
	var sortId;	
	sortId = obj.value;			
	qs = qs + sortId
	document.ItemForm.action = qs;		
	document.ItemForm.submit();				
	
}

function refresh(page){
	window.location = page;		
}

function changePicture(picture){
	document.changer.src="../"+ picture + "";
	document.getElementById('changer1').href = "../" + picture + "";
}

function change_image(dropdown) {
	//Used for Select Boxes
	//document["itemImage"].src =  escape(dropdown.options[dropdown.selectedIndex].id);
	//document["itemImage"].title= dropdown.options[dropdown.selectedIndex].text;
	//document.getElementById("itemLink").href = "../" + escape(dropdown.options[dropdown.selectedIndex].id) + "";	
	
	//Use for Radio Buttons	
	document["itemImage"].src = dropdown.id;
	document["itemImage"].title = dropdown.label;
	document.getElementById("itemLink").href = dropdown.id;
}

function getCheckedRadio(radioObj) {
	if(!radioObj)		
		return "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
		if(radioObj.checked){			
			return radioObj;
		}else{		
			radioObj.checked = true;	
			return radioObj;
		}
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			return radioObj[i];
		}
	}
	radioObj[0].checked = true;	
	return radioObj[0];
}

function highlightTerm(){
	var anchorID = location.hash;
	if (anchorID != ""){
		anchorID = anchorID.replace(/(#)/g,"");	
		document.getElementById(anchorID).style.color = "#FF0000";	
	}
}

function validateInt()
   {
      checkfield = document.ItemForm.itemQty;	
	if (isNaN(parseInt(checkfield.value))) {
  		checkfield.focus();
  		alert("Please enter a valid quantity.");
  		return false;
  	}  	  	
  	return true;
}

function addToCart(){	
	if (document.ItemForm.OPTION_NAMES != null){
		if (document.ItemForm.OPTIONS[0][0] == null){
			document.ItemForm.OPTION_NAMES.value = document.ItemForm.OPTIONS[document.ItemForm.OPTIONS.selectedIndex].text
		} else {
			options = document.ItemForm.OPTIONS[0][document.ItemForm.OPTIONS[0].selectedIndex].text;
			for (x=1; x<document.ItemForm.OPTIONS.length; x++){
				options = options + "," + document.ItemForm.OPTIONS[x][document.ItemForm.OPTIONS[x].selectedIndex].text;
			}
			
			options = options.replace("None,","");
			document.ItemForm.OPTION_NAMES.value = options;
		}	
	}	
	
	if (validateInt()) {
		postPage('/addtocart.jsp');
	}	
}

function setScreenWidth(id){
	var screenW = 640, screenH = 480;
	if (parseInt(navigator.appVersion)>3) {
 		screenW = screen.width; 		
 	}
 	if (screenW == "" || screenW == null) screenW = 640;
 	
 	if (screenW >= 1024){
 		document.getElementById(id).width="1000";
 	} else {
 		document.getElementById(id).width="780";
 	}
}

function protectmail(name,address,style,subject) {
	document.write('<a class="' + style + '" href=mailto:' + name + '@' + address + '?subject=' + subject + '>' + name + '@' + address + '</a>');
}

function bookmarksite(title,url){
if (window.sidebar) // firefox
window.sidebar.addPanel(title, url, "");
else if(window.opera && window.print){ // opera
var elem = document.createElement('a');
elem.setAttribute('href',url);
elem.setAttribute('title',title);
elem.setAttribute('rel','sidebar');
elem.click();
}
else if(document.all)// ie
window.external.AddFavorite(url, title);
}

// Declaring valid date character, minimum year and maximum year
var dtCh= "/";
var minYear=1900;
var maxYear=2500;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		alert("The date format should be : mm/dd/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid date")
		return false
	}
return true
}