function MM_findObj(n, d) { //v3.0
                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);
                return x;
        }

        /* Functions that swaps images. */
        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 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;
        }

        /* Functions that handle preload. */
        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 loadImages(){
                MM_preloadImages("images/menu_home_off.gif","images/menu_home_on.gif",
			"images/menu_about_off.gif","images/menu_about_on.gif",
			"images/menu_services_off.gif","images/menu_services_on.gif",
			"images/menu_our_network_off.gif","images/menu_our_network_on.gif",
			"images/menu_news_off.gif","images/menu_news_on.gif",
			"images/menu_links_off.gif","images/menu_links_on.gif",
			"images/menu_contact_off.gif","images/menu_contact_on.gif");
        }