//function sets the images, and the 'page processing' message
var path;	//global
function pic_zoom(pth,id)
{
	path = pth;
  set_inner_html('picZoom','Loading Photo');	//clear old img out, or give a 'loading' message
  if(document.getElementById('picZoom'))
  {
		document.getElementById('picZoom').style.visibility = 'visible';
    document.getElementById('picZoom').style.display = 'block';
	}
	
  next_function = 'get_result';  

  //build url of PHP page to read from
  //MAKE DAMN SURE THIS POINTS TO THE RIGHT FILE, GET THE PATH RIGHT YOU DORK!
  var url = path + 'ajax/picZoom.php?id=' + id;
	//alert(url);
  http_process(url);  // function in ajaxBase, which then calls "next function" below
} 

//this is the function with MAJOR customizatioin each time
function get_result()
{
  //no loop, we are only update one record at at time
  var i = 0;
  //XML document ALWAYS start at 0, and our array normally starts at 1, so use i-1
  // do a check to make sure we got result set back...
  if(xmlDocument.getElementsByTagName('img').item(i))
  {
    var tempImg = xmlDocument.getElementsByTagName('img').item(0).firstChild.data;
    var tempImgNum = xmlDocument.getElementsByTagName('imgNum').item(0).firstChild.data;
    var tempW = xmlDocument.getElementsByTagName('w').item(0).firstChild.data; 
    var tempH = xmlDocument.getElementsByTagName('h').item(0).firstChild.data; 
    var tempResult = xmlDocument.getElementsByTagName('result').item(0).firstChild.data;

		if(tempResult =="SUCCESS")
		{
		 	var tempSrc = path+'img/'+tempImg;
			var tempData = 'height="'+tempH+'" width="'+tempW+'" border="0"';
			var combo = '<img src="'+tempSrc+'" '+tempData+'>';
		 	var lnk = '<a href="'+path+'gallery/pic/'+tempImgNum+'/">'+combo+'</a>';
	    set_inner_html('picZoom',lnk);
		}
		else
		{
	    set_inner_html("picZoom","");
		}
  }
}