function contactfm_validate(){
		  
		  	var contactfm_error=0;
			var contactfm_error_msg='';
			if(	($('#contactfm_Name').val()=='') || ($.trim($('#contactfm_Name').val())=='Name'))
			{
				
				contactfm_error=1;
				contactfm_error_msg+='<li>Name is required field</li>';
			}
			if($('#contactfm_Email').val()=='' || $.trim($('#contactfm_Email').val())=='Email')
			{
				
				contactfm_error=1;
				contactfm_error_msg+='<li style="color:#cc0000">Email is required field</li>';
			}else
			{

         var str=$('#contactfm_Email').val();
          var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
          if (!filter.test(str)){
            contactfm_error=1;
						contactfm_error_msg+='<li>Email is invalid</li>';
				   }	
			}
			
			if(contactfm_error==1){
				$('#contactfm_error').html('Following are required<br><ol>'+contactfm_error_msg+'</ol>');
			}else
			{
        
				$('#contactfm_error').load(
          'ajax_email_.php?na='+escape($.trim($('#contactfm_Name').val()))
          +'&em='+escape($.trim($('#contactfm_Email').val()))
          +'&si='+escape($.trim($('#contactfm_Name').val()))
          +'&ai='+escape($.trim($('#contactfm_additional').val()))
          );
				
			}
			
			return false;
		  }