function chkForm()
{
	
	
if (trim(document.frm.txtName.value)=="")
{
	alert("Please enter Name")
	document.frm.txtName.focus()
	return false
}	

		
if (trim(document.frm.txtEmail.value)!="")
{
	if (isValidEmail(document.frm.txtEmail.value)==false)
	{
		alert("Please Enter a Valid E-mail")
		document.frm.txtEmail.focus()
		return false
	}	
}
if (document.frm.selBg.options[document.frm.selBg.options.selectedIndex].value==0)
{
	alert("Select your Blood Group")
	document.frm.selBg.focus()
	return false
}	

if (trim(document.frm.txtAddress.value)=="")
{
	alert("Please enter Address")
	document.frm.txtAddress.focus()
	return false
}	

	setTimeout("delay()",1250); 	
	return false
	
	
	
}
function delay()
{
	document.frm.action="Blood_Register_Save.asp"
	document.frm.submit()
	
}