function checkfield(form1)
{
	ok=true
	
	 if(form1.name.value=="")
	{
		alert("Please Enter Your Name")
		form1.name.focus()
		ok=false
	}
	 else if((form1.email.value.indexOf('@') == -1) || (form1.email.value.indexOf('.') == -1))
	{
	 alert("please Enter Valid Email Address")
	 form1.email.value='';
	 form1.email.focus();
	 ok=false
	}
	else if(form1.mobile.value=="")
	{
		alert("Please Enter Your Mobile No.")
		form1.mobile.focus()
		ok=false
	}
	else if (form1.requirement.value == "")
	{
		alert("Please specify your Requirements.");
		form1.requirement.focus();
		ok=false
	}
	return ok
}