/* This function is for form validation*/
	function chkSearchForm()
	{
		var formObj = document.ebay_search;
		if(formObj.cat_name.value=="")
		{
			alert("Please Select Category");
			formObj.cat_name.focus();
			return false;
		}
		if(document.getElementById("item_name").value=="")
		{
			alert("Please Select Item name");
			document.getElementById("item_name").focus();
			return false;
		}
		
		if(formObj.min_price.value!="")
		{
			price = formObj.min_price.value;
			if(isNaN(price))
			{
				alert("Min Price should be numeric");
				formObj.min_price.focus();
				return false;
			}
		}
		
		if(formObj.max_price.value!="")
		{
			price = formObj.max_price.value;
			if(isNaN(price))
			{
				alert("Max Price should be numeric");
				formObj.max_price.focus();
				return false;
			}
		}
		
		if(formObj.min_price.value!="" && formObj.max_price.value!="")
		{
			if(parseInt(formObj.min_price.value) > parseInt(formObj.max_price.value))
			{
				alert("Min Price should not be greater than Max price.");
				formObj.min_price.focus();
				return false;
			}
		}
		
		
		formObj.cat_item.value = document.getElementById("item_name").value;
		
		return true;
	}
	
	
	
	
	/* This function is for to create Request using AJAX*/
	function show_item(catgory)
	{
		var url = "./pages/getItem.php?cat=" + catgory ;
		req = false;
		if(window.XMLHttpRequest) 
		{
			try
			{
				req = new XMLHttpRequest();
			} 
			catch(e) 
			{
				req = false;
			}
		}
		else if(window.ActiveXObject) 
		{
			try
			{
				req = new ActiveXObject("Msxml2.XMLHTTP");
			} 
			catch(e)
			{
				try 
				{
					req = new ActiveXObject("Microsoft.XMLHTTP");
				} 
				catch(e) 
				{
					req = false;
				}
			}
		}
		if(req)
		{
			req.onreadystatechange = itemResult;
			req.open("GET", url, true);
			req.send("");
		}
	}
	/* This function is for to handle response from AJAX*/
	function itemResult()
	{		
		if(req.readyState == 4)
		{
			var objText = req.responseText;
			if( objText != "false") 
			{
				document.getElementById('div_item').innerHTML = objText;				
			}
	 	}
	}