/**
 * Adds a function to be executed upon the onload event.
 * Note: Call addOnLoad(function() { myFunc('args') }); to pass arguments.
 * @param func The name of the function.
 */
function addOnLoad(func) { 
    var oldOnload = window.onload; 
    if (typeof window.onload != 'function') { 
        window.onload = func; 
    } else { 
        window.onload = function() { 
            if (oldOnload) { 
                oldOnload(); 
            } 
            func(); 
        } 
    } 
}