function getAnchorPosition(anchorname)
{
	var useWindow=false;
	var coordinates=new Object();
	var x=0,y=0;
	var use_gebi=false, use_css=false, use_layers=false;
	if (document.getElementById) { use_gebi=true; }
	else if (document.all) { use_css=true; }
	else if (document.layers) { use_layers=true; }
	if (use_gebi && document.all) {
		x=AnchorPosition_getPageOffsetLeft(document.all[anchorname]);
		y=AnchorPosition_getPageOffsetTop(document.all[anchorname]);
		}
	else if (use_gebi) {
		var o=document.getElementById(anchorname);
		x=AnchorPosition_getPageOffsetLeft(o);
		y=AnchorPosition_getPageOffsetTop(o);
		}
	else if (use_css) {
		x=AnchorPosition_getPageOffsetLeft(document.all[anchorname]);
		y=AnchorPosition_getPageOffsetTop(document.all[anchorname]);
		}
	else if (use_layers) {
		var found=0;
		for (var i=0; i<document.anchors.length; i++) {
			if (document.anchors[i].name==anchorname) { found=1; break; }
			}
		if (found==0) {
			coordinates.x=0; coordinates.y=0; return coordinates;
			}
		x=document.anchors[i].x;
		y=document.anchors[i].y;
		}
	else {
		coordinates.x=0; coordinates.y=0; return coordinates;
		}
	coordinates.x=x;
	coordinates.y=y;
	return coordinates;
}
function AnchorPosition_getPageOffsetLeft (el) {
	var ol=el.offsetLeft;
	while ((el=el.offsetParent) != null) { ol += el.offsetLeft; }
	return ol;
}
function AnchorPosition_getWindowOffsetLeft (el) {
	return AnchorPosition_getPageOffsetLeft(el)-document.body.scrollLeft;
}	
function AnchorPosition_getPageOffsetTop (el) {
	var ot=el.offsetTop;
	while((el=el.offsetParent) != null) { ot += el.offsetTop; }
	return ot;
}
function AnchorPosition_getWindowOffsetTop (el) {
	return AnchorPosition_getPageOffsetTop(el)-document.body.scrollTop;
}
function toggle(what)
{
	if(document.getElementById(what).style.display=='none')
	{
		document.getElementById(what).style.display='block';
		document.getElementById('link' + what).style.color='#999';
	}else{
		document.getElementById(what).style.display='none';
		document.getElementById('link' + what).style.color='#106393';
	}
}
function show(what)
{
	document.getElementById(what).style.display='block';
	document.getElementById('link' + what).style.color='#934010';
}
function hide(what)
{
	document.getElementById(what).style.display='none';
	document.getElementById('link' + what).style.color='#106393';
}
var google_text_color = '#000000';
var google_link_colors = new Array('#ffff66','#a0ffff','#99ff99','#ff9999','#ff66ff');
function init_google(){
	var pattern = /google\./i;
	if (pattern.exec(document.referrer) != null){
		var url_parts = document.referrer.split('?');
		if (url_parts[1]){ 
			var url_args = url_parts[1].split('&');
			for(var i=0; i<url_args.length; i++){
				var keyval = url_args[i].split('=');
				if (keyval[0] == 'q'){
					go_google(decode_url(keyval[1]));
					show('google');
					return;
				}
			}
		}
	}
}
function decode_url(url){
	return unescape(url.replace(/\+/g,' '));
}
function go_google(terms){
	terms = terms.replace(/\"/g,"");
	terms = terms.replace('  ',' ');
	var terms_split = terms.split(' ');
	var c = 0;
	for(var i=0; i<terms_split.length; i++){
		highlight_goolge(terms_split[i], document.body,google_link_colors[c]);
		c = (c == google_link_colors.length-1)?0:c+1;
	}
}
function highlight_goolge(term, container, color){
	var term_low = term.toLowerCase();
	for(var i=0; i<container.childNodes.length; i++){
		var node = container.childNodes[i];
		if (node.nodeType == 3){
			var data = node.data;
			var data_low = data.toLowerCase();
			if (data_low.indexOf(term_low) != -1){
				//term found!
				var new_node = document.createElement('SPAN');
				node.parentNode.replaceChild(new_node,node);
				var result;
				while((result = data_low.indexOf(term_low)) != -1){
					new_node.appendChild(document.createTextNode(data.substr(0,result)));
					new_node.appendChild(create_node_google(document.createTextNode(data.substr(result,term.length)),color));
					data = data.substr(result + term.length);
					data_low = data_low.substr(result + term.length);
				}
				new_node.appendChild(document.createTextNode(data));
			}
		}else{
			highlight_goolge(term, node, color);
		}
	}
}
function create_node_google(child, color){
	var node = document.createElement('SPAN');
	node.style.backgroundColor = color;
	node.style.color = google_text_color;
	node.appendChild(child);
	return node;
}
function do_search()
{
	promptText = 'please enter the terms you want highlighted:';
	searchText = prompt(promptText,'');
	if(searchText) go_google(searchText);
}