function validateform()
{
	
	
	if(document.frm.name.value=='')
	{

		alert("Please Enter Name");

		document.frm.name.focus();

		return false;

	}
	if(document.frm.sum.value=='')
	{

		alert("Please Enter Company Name");

		document.frm.sum.focus();

		return false;

	}


	if(document.frm.email.value=='')
	{

		alert("Please Enter Email Address");

		document.frm.email.focus();

		return false;

	}
	if(document.frm.number.value=='')

	{

		alert("Please Enter Your Phone Number");

		document.frm.number.focus();

		return false;

	}
	
	var firstAt=document.frm.email.value.indexOf('@');

	var secondAt=document.frm.email.value.indexOf('@',(firstAt+1));

	if(firstAt==-1)

	{

		alert("Invalid Email Address");

		document.frm.email.focus();

		return false;

	}

	if(secondAt > 1)

	{

		alert("Invalid Email Address");

		document.frm.email.focus();

		return false;

	}


	
}