function CreateXmlHttpObject() { //fuction to return the xml http object
		var xmlhttp=false;	
		try{
			xmlhttp=new XMLHttpRequest();//creates a new ajax object
		}
		catch(e)	{		
			try{			
				xmlhttp= new ActiveXObject("Microsoft.XMLHTTP");//this is for IE browser
			}
			catch(e){
				try{
				req = new ActiveXObject("Msxml2.XMLHTTP");//this is for IE browser
				}
				catch(e1){
					xmlhttp=false;//error creating object
				}
			}
		}
		 	
		return xmlhttp;
	}
	

  function CategoryGrab(strURL)
    {         
     var req = CreateXmlHttpObject(); // fuction to get xmlhttp object
     if (req)
     {
      req.onreadystatechange = function()
     {
      if (req.readyState == 4) { //data is retrieved from server
       if (req.status == 200) { // which reprents ok status                    
         document.getElementById('details').innerHTML=req.responseText;//put the results of the requests in or element
      }
      else
      { 
         alert("There was a problem while using XMLHTTP:\n");
      }
      }            
      }        
    req.open("GET", strURL, true); //open url using get method
    req.send(null);//send the results
     }
    }
    
    
    
function textCounter(field, countfield, maxlimit) {
if (field.value.length > maxlimit) // if too long...trim it!
field.value = field.value.substring(0, maxlimit);
// otherwise, update 'characters left' counter
else 
countfield.value = maxlimit - field.value.length;
}


    function refreshmydiv(number, number2) {
    	var num = number;
    	var num2 = number2;
    	var astring = 'featured.php?anumber=' + num + '&school_id=' + num2;
        new Ajax.Request(astring, {
            method: 'post' ,
            onSuccess: function(request) {
                $('mydiv').update(request.responseText);
            }
        });
    }
    
    function refreshmydiv2(number, number2) {
    	var num = number;
    	var num2 = number2;
    	var astring = 'media_viewer.php?anumber=' + num + '&property_id=' + num2;
        new Ajax.Request(astring, {
            method: 'post' ,
            onSuccess: function(request) {
                $('mydiv').update(request.responseText);
            }
        });
    }

function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Please enter a valid email address.")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Please enter a valid email address.")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Please enter a valid email address.")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Please enter a valid email address.")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Please enter a valid email address.")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Please enter a valid email address.")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Please enter a valid email address.")
		    return false
		 }

 		 return true					
	}