/*
    Suckerfish dropdowns
*/
sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	
}
if (window.attachEvent) window.attachEvent("onload", sfHover);


/*
    Change images on rollover
*/
function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document.images[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}


/*
    Empty form fields
*/
function clearText(objField){
	if (objField.defaultValue==objField.value)
	objField.value = ""
}