// Site library for javascripts

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		btn_home_over = newImage("images/btn_home_on.gif");
		btn_meetdrpo_over = newImage("images/btn_meetdrpo_on.gif");
		btn_firsttrip_over = newImage("images/btn_firsttrip_on.gif");
		btn_dentaltopics_over = newImage("images/btn_dentaltopics_on.gif");
		btn_sedation_over = newImage("images/btn_conscioussedation_on.gif");
		btn_contactus_over = newImage("images/btn_contactus_on.gif");
		preloadFlag = true;
	}
}

function breadcrumbs(){
  sURL = new String;
  bits = new Object;
  var x = 0;
  var stop = 0;
  var output = "<a href=\"/\">Home</a>  >  ";
  sURL = location.href;
  sURL = sURL.slice(8,sURL.length);
  chunkStart = sURL.indexOf("/");
  sURL = sURL.slice(chunkStart+1,sURL.length)
  while(!stop){
    chunkStart = sURL.indexOf("/");
    if (chunkStart != -1){
      bits[x] = sURL.slice(0,chunkStart)
      sURL = sURL.slice(chunkStart+1,sURL.length);
    }else{
      stop = 1;
    }
    x++;
  }
  for(var i in bits){
    output += "<a href=\"";
    for(y=1;y<x-i;y++){
      output += "../";
    }
    output += bits[i] + "/\">" + bits[i] + "</a>  >  ";
  }
  document.write(output + document.title);
}