function toggleBox(szDivID, iState){ // 1 visible, 0 hidden
   	if(document.layers){ //NN4+
      		document.layers[szDivID].display = iState ? "block" : "none";
   	}else if(document.getElementById){ //gecko(NN6) + IE 5+
   		var obj = document.getElementById(szDivID);
       	obj.style.display = iState ? "block" : "none";
  	 	}else if(document.all){	//IE 4
   		document.all[szDivID].style.display = iState ? "block" : "none";
   	}
}
function toggleDiv(divId) {
	Effect.toggle(divId, 'BLIND');
}
function ckall(parent, pre, amount){
	var test = document.getElementById(parent).checked;
	for(var i=1; i<= amount; i++){
		var ele = pre+'_'+i;
		if(test)
			document.getElementById(ele).checked = true;
		else
			document.getElementById(ele).checked = false;
	}
}
function moveBox(e, divId) {
	var posx = 0;
	var posy = 0;
	if (!e) var e = window.event;
	
	if (e.pageX || e.pageY){
		posx = e.pageX;
		posy = e.pageY;
	}else if (e.clientX || e.clientY){
		posx = e.clientX + document.body.scrollLeft + document.documentElement.scrollLeft;
		posy = e.clientY + document.body.scrollTop + document.documentElement.scrollTop;
	}
	document.getElementById(divId).style.left = posx + 10 + 'px';
	document.getElementById(divId).style.top = posy + 'px';
}
function changeMessage(iMessage, divId) {
	var message = new Array();
	message[0]='Header +++ Detail';
	var parts = new Array();
	parts = message[iMessage].split(' +++ ');
	mTitle = parts[0]; mBody = parts[1];
	var content = '<h1>Message</h1><h2>' + mTitle + ':</h2><p>' + mBody + '</p>';
	document.getElementById(divId).innerHTML = content;
	toggleBox(divId, 1);
}

var inival=1; // Initialise starting element number
function addTextBoxRow()
{
	var newArea = add_New_Element();
	var htcontents = "<table><tr><td><input type='radio' name='is_selected_answer'  value=\""+(inival-1)+"\"/> Answer #"+inival+"</td><td><input type='text' name='textbxAnswer[]' size='50' maxlength='255' /></td></tr></table>";
	document.getElementById(newArea).innerHTML = htcontents; 
}

function newNewsImageWindow(nid) {
	$('changeNewsImage').style.display = 'block';
	$('changeNewsImage').innerHTML = '<iframe src ="admin_newsimage.php?post_id='+ nid +'" width="99%" height="350" border="0" scrolling="0"><p>Your browser does not support iframes.</p></iframe>';
}

function closeNewsImageWindow(nid, image) {
	parent.$('post_image_'+nid).src = image;
	parent.$('changeNewsImage').style.display = 'none';
	parent.$('post_image').value = image.substr(25);
}

function showHideHomeChapterBox(ele) {
	if(ele.value == 0)
		toggleBox('home_chapter_box_div', 0);
	else
		toggleBox('home_chapter_box_div', 1);
}