var MM = {
	preloadImages : function(){
		var d=document;
		if(d.images){
			if(!d.MM_p) d.MM_p=new Array();
	    	var i,j=d.MM_p.length,a=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];
				}
			}
		}
	},

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

	findObj : function(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;
	},

	swapImage : function(){
		var i,j=0,x,a=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];
			}
		}
	},

	showHideLayers : function(){
		var i,p,v,obj,args=arguments;
		for (i=0; i<(args.length-2); i+=3)
			with (document)
				if(getElementById && ((obj=getElementById(args[i]))!=null)){
					v=args[i+2];
					if(obj.style){
						obj=obj.style;
						v=(v=='show')?'visible':(v=='hide')?'hidden':v;
					}
				obj.visibility=v;
				}
	}
}