function get(form){
	var str = '';
	var elem = form.elements;

	for(var i = 0; i < elem.length; i++){
         if ((elem[i].type == "checkbox") || (elem[i].type == "radio")) {
               if (elem[i].checked) {
		  		str += elem[i].name + "=" + elem[i].value + "&";
			   }
		 }
		 else{
			 str += elem[i].name + "=" + elem[i].value + "&";
		 }

		 
	}
	   return str;
 }
   
 function findInfo(form,url,contentDiv){
	 if(typeof(form) == "object"){
	 	var params = get(form);
	 } else {  
	    var params = form;
	 }
	
		var xhr; 
		try {  xhr = new ActiveXObject('Msxml2.XMLHTTP');   }//newer IE
		catch (e) 
		{
			try {   xhr = new ActiveXObject('Microsoft.XMLHTTP');    }//old IE
			catch (e2) 
			{
			  try {  xhr = new XMLHttpRequest();   }  //Firefox
			  catch (e3) {  xhr = false;   }
			}
		 }
        if(xhr){
		xhr.onreadystatechange = function(){ 
			 if(xhr.readyState  == 4)
			 {
				  if(xhr.status  == 200) 
					 document.getElementById(contentDiv).innerHTML=xhr.responseText; 
				  else 
					 document.getElementById(contentDiv).innerHTML="Error code " + xhr.status;
			 }
		}; 
	   xhr.open("POST", url,  true); 
	   xhr.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	   xhr.setRequestHeader("Content-length", params.length);
	   xhr.setRequestHeader("Connection", "close");
	   xhr.send(params); 
		}
	}