function leftMenuStatus(objTD,intStatus) {
	if (intStatus == 1) {
		objTD.className = "TD_leftMenu_Over";
	} else {
		objTD.className = "TD_leftMenu";
	}
}

function MM_showHideLayers() {
	var i,v,s,sobj,obj,strOperate,intProcess,args=MM_showHideLayers.arguments;
	for (i=0; i<(args.length-4); i+=5) {
		if ((obj=MM_findObj(args[i]))!=null) {
			v=args[i+2];
			strOperate = v;
			s=args[i+3];
			sobj = MM_findObj(s);
			intProcess = args[i+4];
			if (intProcess == 1 && v == "show") {
				resizeMenuTopMargin(obj);
			}
			if (obj.style) {
				obj=obj.style;
				v=(v=='show')?'visible':(v='hide')?'hidden':v;
			}
			obj.visibility=v;
			mainMenuHighLight(sobj,obj,strOperate);
		}
	}
}

function resizeMenuTopMargin (objLayer) {
	var intBrowserType;
	var intMarginTop;
	intBrowserType = browserIsMSIE();
	intMarginTop = 14;
	
	if (intBrowserType == 0) {
		objLayer.style.top = intMarginTop;
	}
}

function menuItemStatus(objItem,intStatus) {
	if (intStatus == 1) {
		objItem.className = "mainMenuSelect";
	} else {
		objItem.className = "mainMenu";
	}
}

function mainMenuHighLight(sobj,objLayer,strOperate) {
	var sName;
	sName = sobj.name;
	var firstPic,secondPic;
	firstPic = sName + "1.gif";
	secondPic = sName + "2.gif";
	
	if (sName != null && sName != "") {
		if (strOperate == "hide") {
			sobj.src = "../Images/" + firstPic;
		} else {
			sobj.src = "../Images/" + secondPic;
		}
	}
}

function MM_findObj(n,d) {
	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 && d.getElementById) {
		x=d.getElementById(n);
	}
	return(x);
}

function MM_swapImage() {
	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 MM_swapImgRestore() {
	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_preloadImages() {
	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 readingScreenWidth() {
	var intWidth;
	intWidth = screen.width;
	return(intWidth);
}

function browserIsMSIE() {
	var intType,strType;
	strType = window.navigator.userAgent;
	
	if (strType != "" && strType != null && strType.indexOf("MSIE") != -1) {
		intType = 1;
	} else {
		intType = 0;
	}
	
	return(intType);
}