function validate()
  {
            var name;
            var mobile;
            var email;
            var query;
           // var course;
            //var duration;

            name=document.getElementById("txtname").value;
            //alert(name);
            mobile=document.getElementById("txtmobile").value;
            email=document.getElementById("txtmail").value;
            query=document.getElementById("query").value;
            //course=document.getElementById("course").value;
            //duration=document.getElementById("duration").value;

        if (name  == "")
	{
		alert ("Name can not be blank.");
		document.getElementById("txtname").focus();
                return false;
	}

        if (mobile == "")
	{
		alert ("Please Enter Your Mobile or Phone number");
		document.getElementById("txtmobile").focus(); return false;
	}

         if (email  == "")
	{
		alert ("Email can not be blank.");
		document.getElementById("txtmail").focus(); return false;
	}
        
     /*   if (course  == "select")
	{
		alert ("Select course for the training");
		document.getElementById("course").focus(); return false;
	} */
	
        if (query  == "")
	{
		alert ("Please specify your query/comment");
		document.getElementById("query").focus(); return false;
	}

          var v=document.getElementById("update");
         // v.innerHTML="it is updated";

          $("#update").html("<img src=images/ajaxload.gif alt=processing />");
          $.post("mail1.php",{name:name,mobile:mobile,email:email,query:query},function(responseText)
          {
        if(responseText=="1")
{
  $("#update").html("<font color=green>Successfully Submitted</font>");
  document.getElementById("txtname").value="";
  document.getElementById("txtmobile").value="";
  document.getElementById("txtmail").value="";
  document.getElementById("course").value="select";
  document.getElementById("query").value="";
 
}         
         else
          $("#update").html("<font color=red>Failed, Try Again</font>");
        },
            "html");
            
          return true;
   }