function removechar(inputString, removeChar) 

	{	var returnString = inputString;
		if (removeChar.length)
		{
		  while(''+returnString.charAt(0)==removeChar)
			{
			  returnString=returnString.substring(1,returnString.length);
			}
			while(''+returnString.charAt(returnString.length-1)==removeChar)
		  {
			returnString=returnString.substring(0,returnString.length-1);
		  }
		}
		return returnString;
	}	
	
function intDigits(e)
{	
	if(window.event)
    {
		
		if((event.keyCode>=48 && event.keyCode<=57) || event.keyCode == 8 || event.keyCode == 13) {
			return true;	
		}
		else
		{	
			event.keyCode=0;
			return false;
		}
	}
	 else
        {
				key = e.which;     //firefox
				
				if((key >=48 && key <= 57) || key == 8 || key == 13) {
				return true;	
				}
				else
				{	
					key=0;
					return false;
		
				}

        }
}
function delete1(prid)
{
	if (confirm("Are you sure to remove this item from shopping cart?"))
	{
		document.cart1.prodid.value=prid;
		document.cart1.hdnaction.value="delete"
		document.cart1.submit();
	}
	else
	{}
}
function edit1()
{	
	
	if (document.cart1.prodid_edit.length >1)
	{
		for (i=0;i<document.cart1.prodid_edit.length;i++)
		{
			prid="item_" + document.cart1.prodid_edit[i].value;
			item1=removechar(document.getElementById(prid).value," ");
			
			if (item1=="")
			{alert("No of Items is required");
			document.getElementById(prid).focus();
			return false;		
			}
			if (isNaN(item1)==true)
			{alert("No of Items must be a number");
			document.getElementById(prid).focus();
			return false;
			}
			if (item1==0)
			{alert("No of Items must be greater than 0 ");
			document.getElementById(prid).focus();
			return false;		
			}
		}
	}
	else
	{	
			prid="item_" + document.cart1.prodid_edit.value;
			item1=removechar(document.getElementById(prid).value," ");
			
			if (item1=="")
			{alert("No of Items is required");
			document.getElementById(prid).focus();
			return false;		
			}
			if (isNaN(item1)==true)
			{alert("No of Items must be a number");
			document.getElementById(prid).focus();
			return false;
			}
			if (item1==0)
			{alert("No of Items must be greater than 0 ");
			document.getElementById(prid).focus();
			return false;		
			}
	}
	document.cart1.hdnaction.value="edit"
	document.cart1.action="order_form_new.asp"
	document.cart1.submit();
}