function ck() 
{ 
feedback.reset(); 
} 
function checkform(){
	if(document.getElementById("email").value.replace(/^\s+/,"")== "")
	  {
	      alert("Please Enter Email!");
		  document.getElementById("email").focus();
		  return false;
	  }
	  var   patrn =/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;     
	  if(!patrn.exec(document.getElementById("email").value))     
	  {   
		  alert("Wrong email format!");   
		  document.getElementById("email").focus();   
		  return false;   
	  }	  
	  if(document.getElementById("content").value.replace(/^\s+/,"")== "")
	  {
	      alert("Please Enter Needs!");
		  document.getElementById("content").focus();
		  return false; 
	  }	
	    
   return true;
}