function UpdateQty(item) {
				itemId = item.name;
				newQty = item.options[item.selectedIndex].text;
				document.location.href = 'cart.php?action=update_item&id='+itemId+'&qty='+newQty; 
			}
			
			function emptyValidation(entered, alertbox) {
				with (entered) {
					if (value==null || value=="") {
						if (alertbox!="") {
							alert(alertbox); } 
						return false;
					} else {
						return true; }				
				}
			} 
			
			function negativeValidation(entered, alertbox) {
				with (entered) {
					if (value < 0) {
						if (alertbox!="") {
							alert(alertbox); } 
						return false;
					} else {
						return true; }				
				}
			} 
			
			function invalidValidation(entered, alertbox) {
				with (entered) {
					if (!parseInt(value)) {
						if (alertbox!="") {
							alert(alertbox); } 
						return false;
					} else {
						return true; }				
				}
			} 
			
			function validator(form)
			{
				with (form)
				{
					for (var i = 0; i < elements.length; i++) {
						if (elements[i].name == "qty"){
							if (emptyValidation(elements[i],"You have an empty quantity "+elements[i].name.substring(elements[i].name.lastIndexOf("_")+1)+" requires a file to upload")==false || 
							    negativeValidation(elements[i],"Image "+elements[i].name.substring(elements[i].name.lastIndexOf("_")+1)+" blah blah")==false || 
								negativeValidation(elements[i],"Image "+elements[i].name.substring(elements[i].name.lastIndexOf("_")+1)+" blah blah")==false) {
								elements[i].focus(); 
								return false;
							}
							else {
								return true;
							}
						}
					}
				}
			
			} 
			
			function submitForm(form){
				if (validator(form)){
					form.submit();
				}
			}