function checkform(form){
var tru=0;
	if(form.fname.value==false){
  	 document.getElementById('fname').style.border="#D90101 1px solid";
	}
	else{
	document.getElementById('fname').style.border="#000 1px solid";
	tru=tru+1;
	}
	
	if(form.lname.value==false){
  	 document.getElementById('lname').style.border="#D90101 1px solid";
	}
	else{
	document.getElementById('lname').style.border="#000 1px solid";
	tru=tru+1;
	}
		if(form.phone.value==false){
  	 document.getElementById('phone').style.border="#D90101 1px solid";
	}
	else{
		if(isNaN(form.phone.value)){
		 document.getElementById('phone').style.border="#D90101 1px solid";
		}
		else{
		document.getElementById('phone').style.border="#000 1px solid";
		tru=tru+1;
		}
	}
	if(form.message.value==false){
  	 document.getElementById('message').style.border="#D90101 1px solid";
	}
	else{
	document.getElementById('message').style.border="#000 1px solid";
	tru=tru+1;
	}
	if(form.email.value==false){
  	 document.getElementById('email').style.border="#D90101 1px solid";
	}
	else{
		var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		var mailvalue=form.email.value;
		if (filter.test(mailvalue)==false){
			document.getElementById('email').style.border="#D90101 1px solid";
		}
		else{		
		document.getElementById('email').style.border="#000 1px solid";
		tru=tru+1;
		}
	}
	
   if(tru==5){
  return true; 
   }
   else{
   return false;   
   }
}