/* don't use window.onload to add callbacks.
 * call window.registerOnload() instead to register multiple onload callbacks.
 */
window.loadFuncs = new Array();

window.registerOnload = function(func) { this.loadFuncs.push(func); }

window.onload = function() {
	for (var i = 0; i < this.loadFuncs.length; i++)
		this.loadFuncs[i]();
}