function divexpandall() {
		for (i=1;i<=20;i++) {
			var elem = document.getElementById('ob'+i);
			//if (elem.style.display=='') {elem.style.display='none'; return;}
			elem.style.display='';
		}
	}
	
	function divcollapseall() {
		for (i=1;i<=20;i++) {
			var elem = document.getElementById('ob'+i);
			//if (elem.style.display=='') {elem.style.display='none'; return;}
			elem.style.display='none';
		}
	}


// JavaScript Document
	function divexpand(div) {
		var elem = document.getElementById(div);
		if (elem.style.display=='') {elem.style.display='none'; return;}
		elem.style.display='';
	}

function divcollapse(div) {
		var elem = document.getElementById(div);
		var elemhome = document.getElementById('mainframe1');
		if (elem.style.display=='none') {
			elem.style.display='';
			elemhome.style.width='400px';
			elemhome.style.textAlign='left';
			return;}
		elem.style.display='none';
		elemhome.style.width='720px';
		elemhome.style.textAlign='justify';
	}