/**
 * Handels functions which will be called when the site got loaded.
 *
 * @copyright	Daniel Lehmann, DreamMedia, Berlin, Germany (www.dreammedia-bny.com)
 * @author		Daniel Lehmann <code@dreammedia-bny.com>
 * @version		1.0
 * @date        07.06.2011
 */

 
/**
 * The constructor.
 *
 * @param	start_up_function	the function to be called when the site got loaded
 **/
function StartUp(start_up_function) {
	
	if (typeof window.onload == "function") {
		
		var old_function = window.onload;
		window.onload = function() {
			old_function();
			start_up_function();
		}
		
	} else {
		window.onload = start_up_function;
	}
	
}