// BROWSER SNIFFER (Sniff out the good and bad browsers)

function Is() {
    var 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 == -1));
    this.ns3 = (this.ns && (this.major == 3));
    this.ns4b = (this.ns && (this.minor < 4.04));
    this.ns4 = (this.ns && (this.major >= 4));
    this.ie   = (agent.indexOf("msie") != -1);
    this.ie3  = (this.ie && (this.major == 2));
    this.ie4  = (this.ie && (this.major >= 4));
    this.op3 = (agent.indexOf("opera") != -1);
    this.win   = (agent.indexOf("win")!=-1);
    this.mac   = (agent.indexOf("mac")!=-1);
    this.unix  = (agent.indexOf("x11")!=-1);
}

var is = new Is();
q = 0;

function onerror() {
    document.location.href = "../sitemap_r.html";
}

// DOCUMENT OBJECT SWITCH (Used for building cross_browser functions)

if(is.ns4) {
    doc = "document";
    sty = "";
    htm = ".document"
} else if(is.ie4) {
    doc = "document.all";
    sty = ".style";
    htm = ""
}

//  PRELOADING                                     

function preLoad() {

	yirmiUp = new Image();
    yirmiUp.src = "ic_images/_yirmiU.gif";
	yirmiDn = new Image();
    yirmiDn.src = "ic_images/_yirmiD.gif";
	
	aldatmaUp = new Image();
    aldatmaUp.src = "ic_images/_aldatmaU.gif";
	aldatmaDn = new Image();
    aldatmaDn.src = "ic_images/_aldatmaD.gif";
   
	molekulUp = new Image();
    molekulUp.src = "ic_images/_molekulU.gif";
	molekulDn = new Image();
    molekulDn.src = "ic_images/_molekulD.gif";
	
	kisaUp = new Image();
    kisaUp.src = "ic_images/_kisaU.gif";
	kisaDn = new Image();
    kisaDn.src = "ic_images/_kisaD.gif";
	
	guncelUp = new Image();
    guncelUp.src = "ic_images/_guncelU.gif";
	guncelDn = new Image();
    guncelDn.src = "ic_images/_guncelD.gif";
	
		aragecis = new Image();
    aragecis.src = "";
	
		itiraf = new Image();
    itiraf.src = "";
		
	q=1;
	positionLayers();

}


//  POSITIONING                                    

function positionLayers() {

	msgObj = eval(doc + '["msgLyr"]' + sty);
	rollcerceveObj = eval(doc + '["cerceveLyr"]' + sty);
	rollyirmiObj = eval(doc + '["rollyirmiLyr"]' + sty);
	rollaldatmaObj = eval(doc + '["rollaldatmaLyr"]' + sty);
	rollmolekulObj = eval(doc + '["rollmolekulLyr"]' + sty);
	rollkisaObj = eval(doc + '["rollkisaLyr"]' + sty);
	rollguncelObj = eval(doc + '["rollguncelLyr"]' + sty);
	rollaragecisObj = eval(doc + '["rollaragecisLyr"]' + sty);
	rollitirafObj = eval(doc + '["rollitirafLyr"]' + sty);
	rollgirisObj = eval(doc + '["rollgirisLyr"]' + sty);
		
	msgObj.visibility = "hidden";
}