function submitMad_Post(){
		var mad_name = document.mad_post.mad_name.value; 
		var mad_surname = document.mad_post.mad_surname.value;
 		var mad_email = document.getElementById('mad_email'); 
		var mad_mobile = document.mad_post.mad_mobile.value;
		var mad_massage = document.mad_post.mad_massage.value;

 

 	if(mad_name==""){
				alert('please insert name.');
				document.getElementById('mad_name').focus();
				return false;	
	}
 	if(mad_surname==""){
				alert('please insert mad surname.');
				document.getElementById('mad_surname').focus();
				return false;	
	}
 	if(mad_mobile==""){
				alert('please insert mad mobile.');
				document.getElementById('mad_mobile').focus();
				return false;	
	}	
		var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		if (!filter.test(mad_email.value)) {
		alert('Please provide a valid email address.');
		document.getElementById('mad_email').focus();
		return false;	

	}	
	 if(mad_massage==""){
				alert('please insert mad massage.');
				document.getElementById('mad_massage').focus();
				return false;	
	}	

	document.mad_post.submit();				
}


	function chkNumber(eventObj, obj){
		var keyCode;
		if (document.all)	{ 		keyCode=eventObj.keyCode	}
				  else			{		keyCode=eventObj.which		}
				if((keyCode<48 || keyCode >58) && (keyCode != 0) && (keyCode != 8)){ // Allow only integers and decimal points
					
					return false;
				  }
		return true;
		}