// JavaScript Document

function MM_preloadImages() { //v3.0
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
	var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
	var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function autoRollover(menuID,imagePath) {
	var objMenu = document.getElementById(menuID);
	var candidates = objMenu.getElementsByTagName("a");
	var overPath = imagePath+"over/";
	
	for (var i = 0; i < candidates.length; i++) {
		var objImage = candidates[i].getElementsByTagName("img");
		
		var tailName = objImage[0].src.split("/").pop();
		var overImage = overPath+tailName;
		MM_preloadImages(overImage);
		
		var imageName = objImage[0].id;
		candidates[i].onmouseover = doRollover;
		candidates[i].onmouseout = MM_swapImgRestore;

	}
}

function doRollover() {
	var objImage = this.getElementsByTagName("img");
	objImage = objImage[0];
	
	var iSource = objImage.src.split("/");
	var tailName = iSource.pop();
	iSource.push("over/");
	var overPath = iSource.join("/");
	MM_swapImage(objImage.id,null,overPath+tailName);
}

function createHTTPRequest() {
	var http = null;
	if (typeof XMLHttpRequest != "undefined") {
		http = new XMLHttpRequest();
	} else if (typeof ActiveXObject != "undefined") {
		http = new ActiveXObject("MSXML2.XmlHttp");
	}
	return http;
}

function externalLinks() {
	if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++) {
		var anchor = anchors[i];
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external")
			anchor.target = "_blank";
	}
}