// live comment preview  - comment body
function ReloadTextDiv()
{
    var NewText = document.getElementById("comment").value;
splitText = NewText.split(/\n/);
    var DivElement = document.getElementById("comment-preview-text");
    var i = 0;
    DivElement.innerHTML = '';
    for(i = 0; i < splitText.length; i++) {
      if(splitText[i].length > 0 ) {
        DivElement.innerHTML += splitText[i] + "<br />";
      }
    }
}
// live comment preview - author
function ReloadNameDiv()
{
var NewText = document.getElementById("name").value;
var DivElement = document.getElementById("comment-preview-name");
DivElement.innerHTML = NewText;
}

function showhide_pref(which){
			off = which + '_off';
			on  = which + '_on';
				if (document.getElementById(off).style.display == "block"){
					document.getElementById(off).style.display = "none";
					document.getElementById(on).style.display = "block";				
					}
					else{
					document.getElementById(off).style.display = "block";
					document.getElementById(on).style.display = "none";
					}
				}			    
				
			var state = 'closed';
			
			function showhide_chunk(){
				for (i = 0 ; i < chunk.length; i++ ){								
					off = chunk[i] + '_off';
					on  = chunk[i] + '_on';
					if (state == 'closed' && document.getElementById(off).style.display){
						document.getElementById(off).style.display = "block";
						document.getElementById(on).style.display = "none";	
					}
					else{
						document.getElementById(off).style.display = "none";
						document.getElementById(on).style.display = "block";
					}
				}
				if (state == 'closed')
					state = 'open';
				else
					state = 'closed';
				}
			
			var exists;
			var allStretch;
			
			//the main function, call to the effect object
			function init(){
				var divs = document.getElementsByClassName("stretcher");
				allStretch = new fx.MultiFadeSize(divs, {duration: 400});
		
				items = document.getElementsByClassName("display");
				for (i = 0; i < items.length; i++){
					var h3 = items[i];
					div = h3.nextSibling;
					h3.title = h3.className.replace("display ", "");
		
					if (window.location.href.indexOf(h3.title) < 0) {
						allStretch.hide(div, 'height');
						if (exists != true) exists = false;
					}
					else exists = true;
		
					h3.onclick = function(){
						allStretch.showThisHideOpen(this.nextSibling, 100, 'height');
					}
				}
				if (exists == false) $('collapse').childNodes[1].fs.toggle('height');
			}