// rollovers
       
        if (document.images) {
                  
                image1on = new Image(); 
                image1on.src = "button_about2.gif";   
                image2on = new Image();
                image2on.src = "button_contribute2.gif";
				image3on = new Image();
                image3on.src = "button_home2.gif";
        
                image1off = new Image(); 
                image1off.src = "button_about.gif"; 
                image2off = new Image(); 
                image2off.src = "button_contribute.gif";
				image3off = new Image(); 
                image3off.src = "button_home.gif";
                     
        }


function imgOn(imgName) {
        if (document.images) {
                document[imgName].src = eval(imgName + "on.src");
        }
}


function imgOff(imgName) {
        if (document.images) {
                document[imgName].src = eval(imgName + "off.src");
        }
}

// popup window

     function MM_openBrWindow(theURL,winName,features) { //v1.2
     newWin = window.open(theURL,winName,features);
     newWin.focus()
}