// JavaScript Document
function check()
{
	if (document.formfeed.txtname.value==""||document.formfeed.txtname.value==null)
	{
		alert("Enter Name");
		document.formfeed.txtname.focus();
		return false;
	}
	if (document.formfeed.email.value==""||document.formfeed.email.value==null)
	{
		alert("Enter your Email Id");
		document.formfeed.email.focus();
		return false;
	}
	
	
	var s=document.formfeed.txtphone.value;
	if(document.formfeed.txtphone.value==""||document.formfeed.txtphone.value==null)
	{
		alert("Enter contact no");
		document.formfeed.txtphone.focus();
		return false;
	}
	else if (isNaN(s)==true)
	{
		alert("Enter vallid number");
		document.formfeed.txtphone.focus();
		return false;
		
	}
	
		
	
	if (document.formfeed.txtfeed.value==""||document.formfeed.txtfeed.value==null)
	{
		alert("Enter your requirements");
		document.formfeed.txtfeed.focus();
		return false;
	}
	
}


function validate_email(field,alerttxt)
{
with (field)
{
apos=value.indexOf("@");
dotpos=value.lastIndexOf(".");
if (apos<1||dotpos-apos<2) 
  {alert(alerttxt);return false;}
else {return true;}
}
}

function validate_form(thisform)
{
with (thisform)
{
if (validate_email(email,"Not a valid e-mail address!")==false)
  {email.focus();return false;}
}
return true;
}