function chimg(i,s){
 document.images[i].src = s;
}
function popup_pre(xsize,ysize,pname,source){
 var popupWin = window.open(source,pname,"width="+xsize+",height="+ysize+",toolbar=no,location=no,scrollbars=no,menubar=no,status=no,resizable=no");
 popupWin.focus();
}
function openWin(id) {
  var popupWin =window.open('editor.php?id='+id, '1', 'menubar=no, resizable=no, scrollbars=no, width=600, height=425, left=' + (screen.width/2 - 350) + ', top=' + (screen.height/2 - 200));
  popupWin.focus();
}
function init() {
IE = (document.all)
NC = (document.layers)
Opera = (document.getElementById)
}

function show_layer(id,b) {
	init();
	for (n = 0; n < b; n++) {
		var k = 'meaning_item' + n;
		if(IE) {
			eval('document.all[k].style.display = "none"')
			}
		if(NC) {
			eval('document.layers[k].display = "none"')			
			}		
		if(Opera) {
			eval('document.getElementById(k).style.display = "none"')			
			}
	}
	var obj = document.forms[0].elements[id];	
	i = 'meaning_' + obj.value;
	if(IE) {
		eval('document.all[i].style.display = ""')		
		}
	if(NC) {
		eval('document.layers[i].display = ""')		
		}
	if(Opera) {
		eval('document.getElementById(i).style.display = ""')		
		}
}

function show_text(id,b) {
	init();
	for (n = 1; n < (b+1); n++) {
		var obj = 'item' + n;
		document.getElementById(obj).className = 'textMenu';
		var corner_left = 'cornerLeft_item' + n;
		document.images[corner_left].src = 'img/m_crl.gif';
		var corner_right = 'cornerRight_item' + n;
		document.images[corner_right].src = 'img/m_crr.gif';
		var k = 'item' + n + '_text';
		if(IE) {
			eval('document.all[k].style.display = "none"')
			}
		if(NC) {
			eval('document.layers[k].display = "none"')			
			}		
		if(Opera) {
			eval('document.getElementById(k).style.display = "none"')			
			}		
	}
	i = id + '_text';
	if(IE) {
		eval('document.all[i].style.display = ""')		
		}
	if(NC) {
		eval('document.layers[i].display = ""')		
		}
	if(Opera) {
		eval('document.getElementById(i).style.display = ""')		
		}
	document.getElementById(id).className = 'textMenuActive';
	var corner_left_a = 'cornerLeft_' + id;
	document.images[corner_left_a].src = 'img/m_crl_a.gif';
	var corner_right_a = 'cornerRight_' + id;
	document.images[corner_right_a].src = 'img/m_crr_a.gif';
}