function valemail ( )
{
       
     // name and email val
	
	 if (document.emailform.name.value == ""  ||  document.emailform.name.value == "enter name") {
    alert( "Please enter your name" );
	document.emailform.name.value="";
    document.emailform.name.focus();
    return false ;
    }

  if (document.emailform.eaddress.value == "") {
    alert( "Please enter your email address" );
	document.emailform.eaddress.value="";
    document.emailform.eaddress.focus();
    return false ;
    }
    var txt = document.emailform.eaddress.value;
     var n = txt.length;
     var ok = true;
     var cnt = 0;
     for (var i=0; i<n; i++)
     {
       var oneChar = txt.charAt(i);
       if (oneChar == '@')
       {
         if (cnt == 0)
         {
           cnt++;
         }
         else
         {
           alert ("Illegal E-mail Address!");
		     document.emailform.eaddress.focus();
           return false;
         }
       } 
     }
     if (!cnt)
     {
       alert ("Illegal E-mail Address!");
	     document.emailform.eaddress.focus();
       return false;
       }
 
}