// JavaScript Document
 function expand_collapse(divid) {
	
	for (var i=0; (curdiv = document.getElementsByTagName("td")[i]); i++) {
		var curclass = '' ;
		
		if ((navigator.appName=='Microsoft Internet Explorer') && (navigator.platform=='Win32')) {
			curclass = curdiv.getAttribute("className") ;
		} else {
			curclass = curdiv.getAttribute("class") ;
		}
		if (curclass == "expand_div") {
			
			var curid = curdiv.getAttribute("id") ;
			
			if (curid == divid) {
				if (curdiv.style.display == 'none') {
					curdiv.style.display = 'block' ;
				} else if (curdiv.style.display == 'block') {
					curdiv.style.display = 'none' ;
				} else {
					curdiv.style.display = 'block' ;
				}
			}else if (divid == "null") {
				curdiv.style.display = 'none' ;
			}
		}
	}
}