function changeImage(theElement, theNewImage)
    {
        document.getElementById("ctl00_" + theElement).src = theNewImage;
    }

    function changeImageRealName(theElement, theNewImage) {
        document.getElementById(theElement).src = theNewImage;
    }

    function SwapImage(theElement, theNewImage) {
        document.getElementById(theElement).src = theNewImage;
    }
    
    function getInternetExplorerVersion()    {  
    
        var rv = -1;
        // Return value assumes failure.
        
        if (navigator.appName == 'Microsoft Internet Explorer') 
        {
            var ua = navigator.userAgent;
            var re = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
            if (re.exec(ua) != null) rv = parseFloat(RegExp.$1);
        }
        return rv;
      
    }

    function CenterSite() {


        var iWidth = document.body.clientWidth;
        var iHeight = document.body.clientHeight;
            
        var sBrowser = navigator.appName;
        var b_version = navigator.appVersion;
        var version = parseFloat(b_version);
        var IEversion = getInternetExplorerVersion();

        if (iWidth < 1075 || iHeight < 620) {

            var dZoomFactorX = iWidth / 1075;
            var dZoomFactorY = iHeight / 620;
            var dZoomFactor = 1;

            if (dZoomFactorX < dZoomFactorY) {
                dZoomFactor = dZoomFactorX;
            }
            else {
                dZoomFactor = dZoomFactorY;
            };

           if (IEversion == 8 && sBrowser == "Microsoft Internet Explorer") {

                    window.parent.document.body.style.zoom = dZoomFactor;                   
                }
                else {

                  //  z = Math.floor(z * 10) / 10;                    
                    //window.parent.document.body.style.zoom = z;

                    //SetZoom('div_site', z);
                    //SetAbsZoom('Menu', z);
                    //SetAbsZoom('Language', z);
                    //SetZoom('contentmain', z);
                    //SetZoom('Login', z);
                    //SetZoom('SubMenu', z);
                    //SetAbsZoom('floating_circle', z);
            };
               
                               
       };
   };

   function MoveCircle() {
   
       if (window.event.type == "mousewheel") {
       
           if (window.event && window.event.wheelDelta) {


               var sBrowser = navigator.appName;
               var b_version = navigator.appVersion;
               var version = parseFloat(b_version);
               var IEversion = getInternetExplorerVersion();

               if (IEversion == 8 && sBrowser == "Microsoft Internet Explorer") {

                   if (window.event.ctrlKey == true) {

                       var b = document.body.getBoundingClientRect();
                       
                       var zoom = window.parent.document.body.style.zoom;
                       var elm = document.getElementById("floating_circle1");
                       elm.style.left = 599 * zoom;
                       elm.style.top = -44 * zoom;
                       
                   };
               };
               
           }
       }

   }


    function SetZoom(elem, zoom) {
    
        var elm = document.getElementById(elem);
        elm.style.zoom = zoom;
        //elm.style.left = parseInt(elm.style.left) * zoom;
        //elm.style.top = parseInt(elm.style.top) * zoom;

    }
    
    function SetAbsZoom(elem, zoom) {

        var elm = document.getElementById(elem);
        elm.style.zoom = zoom;
        elm.style.left = parseInt(elm.style.left) * zoom;
        elm.style.top = parseInt(elm.style.top) * zoom;

    };