function checkform()
{
	if(document.formContact.Topic.value == "0")
	{
		alert("Please Select the Topic");
		document.formContact.Topic.focus();
		return false;
	}

	if(document.formContact.Topic.value == "Product")
	{
		if(Trim(document.formContact.ItemSKU.value)=="")
		{
			alert("Please Enter Item SKU No.");
			document.formContact.ItemSKU.value = '';
			document.formContact.ItemSKU.focus();
			return false;
		}
	}

	if(document.formContact.Topic.value == "Order")
	{
		if(Trim(document.formContact.OrderNo.value)=="")
		{
			alert("Please Enter Order No.");
			document.formContact.OrderNo.value = '';
			document.formContact.OrderNo.focus();
			return false;
		}
	}
	
	if(document.formContact.Topic.value == "Bulk Ordering")
	{
		if(Trim(document.formContact.vProductName.value)=="")
		{
			alert("Please Enter Product Name");
			document.formContact.vProductName.value = '';
			document.formContact.vProductName.focus();
			return false;
		}
		if(Trim(document.formContact.vSKU.value)=="")
		{
			alert("Please Enter SKU");
			document.formContact.vSKU.value = '';
			document.formContact.vSKU.focus();
			return false;
		}
		if(Trim(document.formContact.iQuantity.value)=="")
		{
			alert("Please Enter Quantity");
			document.formContact.iQuantity.value = '';
			document.formContact.iQuantity.focus();
			return false;
		}
	}
	if(Trim(document.formContact.name1.value)=="")
	{
		alert("Please Enter Your Full Name");
		document.formContact.name1.value = '';
		document.formContact.name1.focus();
		return false;
	}
	
	if(Trim(document.formContact.phone.value)=="")
	{
		alert("Please Enter Your Phone No.");
		document.formContact.phone.value = '';
		document.formContact.phone.focus();
		return false;
	}
	if(Trim(document.formContact.email.value)=="")
	{
		alert("Please Enter Your Contact Email");		
		document.formContact.email.focus();
		return false;
	}
	
	if(!isValidEmail(document.formContact.email.value))
	{
		document.formContact.email.focus();
		return false;
	}
	if(Trim(document.formContact.subject.value)=="")
	{
		alert("Please Enter Subject");
		document.formContact.subject.value = '';
		document.formContact.subject.focus();
		return false;
	}
	if(Trim(document.formContact.comments.value)=="")
	{
		alert("Please Type Your Comments");
		document.formContact.comments.value = '';
		document.formContact.comments.focus();
		return false;
	}
}