function Is() {
    agent  = navigator.userAgent.toLowerCase();
    this.major = parseInt(navigator.appVersion);
    this.minor = parseFloat(navigator.appVersion);
    this.ns    = ((agent.indexOf('mozilla')   !=   -1) &&
                 ((agent.indexOf('spoofer')   ==   -1) &&
                 (agent.indexOf('compatible') ==   -1)));
    this.ns2   = (this.ns && (this.major      ==    3));
    this.ns3   = (this.ns && (this.major      ==    3));
    this.ns4b  = (this.ns && (this.major      ==    4) &&
                 (this.minor                  <= 4.03));
    this.ns4   = (this.ns && (this.major      >=    4));
    this.ns6    = (this.ns && (this.major     >=    5));
    this.ie    = (agent.indexOf("msie")       !=   -1);
    this.ie3   = (this.ie && (this.major      <     4));
    this.ie4   = (this.ie && (this.major      ==    4) &&
                 (agent.indexOf("msie 5.0")   ==   -1));
    this.ie5   = (this.ie && (this.major      ==    4) &&
                 (agent.indexOf("msie 5.0")   !=   -1));
    this.ie55  = (this.ie && (this.major      ==    4) &&
                 (agent.indexOf("msie 5.5")   !=   -1));
}

var is = new Is();

if(is.ns4) {
    doc = "document";
    sty = "";
    htm = ".document"
    xpos = "e.pageX";
    ypos = "e.pageY";
} else if(is.ie4 || is.ie5) {
    doc = "document.all";
    sty = ".style";
    htm = ""
    xpos = "event.x";
    ypos = "event.y";
}
var pageIsLoaded
function setUpLayers() {
	leftSide=((available_width-750)/2)+105
	mainLyr = eval(doc + '["mainLayer"]' + sty);
    mainLyr.left = 0;
    mainLyr.top = 0;
	
	Services1 = eval(doc + '["servicesLayer1"]' + sty);
    Services1.left = leftSide;
    Services1.top = 345;
	Services1.visibility='hidden';
	
	Articles1 = eval(doc + '["articlesLayer1"]' + sty);
    Articles1.left = leftSide;
    Articles1.top = 387;
	Articles1.visibility='hidden';
	
	Results1 = eval(doc + '["resultsLayer1"]' + sty);
    Results1.left = leftSide;
    Results1.top = 320;
	Results1.visibility='hidden';
	
	pageIsLoaded=true;
	}
var  TId
var currentLyr
function showLayer(myLayer) {
	if (pageIsLoaded) {
	
	if (currentLyr==myLayer) {
	clearTimeout(TId);
	}
	
	layerToShow = eval(doc + '["' + myLayer+'"]' + sty);
	layerToShow.visibility = 'visible';
	currentLyr=myLayer;
	}
}

function dohideLayer(myLayer) {
	layerToHide = eval(doc + '["' + myLayer+'"]' + sty);
	layerToHide.visibility = 'hidden';
}
function hideLayer(myLayer2) {
	TId=setTimeout("dohideLayer('" + myLayer2 + "')", 120);
}