function check()
{

	if(document.krishna.name.value==""){
	alert("Please enter your name.");
	document.krishna.name.focus();
	return false;
	}
	
	if(document.krishna.email.value==""){
	alert("Please enter e-mail address.");
	document.krishna.email.focus();
	return false;
	}
	
	if (document.krishna.email.value.length != 0)
{ 
        var e_check  = document.krishna.email.value;

        if(document.krishna.email.value.indexOf(" ") != -1)      {
        alert("Please enter correct E-Mail ID without any spaces in it.");
        document.krishna.email.focus(); 
        return false;
        }

        if(document.krishna.email.value.indexOf("@") == -1)      {
        alert("Invalid E-Mail ID! Please enter correct E-Mail ID.");
        document.krishna.email.focus(); 
        return false;
        }
        validarr = document.krishna.email.value.split("@");
   
        if(validarr[0].length==0)       {
        alert("Invalid E-Mail ID! Please enter the correct E-mail ID.");
        document.krishna.email.focus(); 
        return false;
        }

        if(validarr[1].indexOf("@") >=0)        {
        alert("Invalid E-Mail ID! Please enter the correct E-mail ID.");
        document.krishna.email.focus(); 
        return false;
        }
        if(validarr[1].length==0)       {
        alert("Invalid E-Mail ID! Please enter the correct E-mail ID.");
        document.krishna.email.focus(); 
        return false;
        }
        if(validarr[1].length != 0)     { 

                if(validarr[1].indexOf(".") == -1)      {
                alert("Invalid E-Mail ID! Please enter the correct E-mail ID.");
                document.krishna.email.focus(); 
                return false;
                }
                validemail = validarr[1].split(".");
                 if(validemail[0].length==0)            { 
                 alert("Invalid E-Mail ID! Please enter the correct E-mail ID.");
                 document.krishna.email.focus(); 
                 return false;
                }
                if(validemail[1].length==0)             {
                alert("Invalid E-Mail ID! Please enter the correct E-mail ID.");
                document.krishna.email.focus(); 
                return false;
                }
        }   // end of  validemail
} // end of valid email-id check




	if(document.krishna.country.value==""){
	alert("Please enter country name.");
	document.krishna.country.focus();
	return false;
	}
	
	
	if(document.krishna.requirement.value==""){
	alert("Please enter comments.");
	document.krishna.requirement.focus();
	return false;
	}
	
}
//-->