function togglecomment(pur_id, num_comments) {
	var comments = document.getElementById("comments_" + pur_id);
	var comments_toggle = document.getElementById("tog_com_" + pur_id);
	var img_sub_dir = "http://i.pgcdn.com/images/profile";
	
	if(comments && comments_toggle) {
	var vis = null;
	var toggle_text = null;
		if(comments.style.display == "none") { 
		vis = "inline";
		toggle_text = '<img src="'+img_sub_dir+'/reduce.gif" style="vertical-align:middle" /> Hide Comments ('+num_comments+')';
		}
		else { 
		vis = "none";
		toggle_text = '<img src="'+img_sub_dir+'/open.gif" style="vertical-align:middle" /> Show Comments ('+num_comments+')';
		}
	comments.style.display = vis;
	comments_toggle.innerHTML = toggle_text;
	}
}

function toggleReview(pur_id) {
	var view_review = document.getElementById("view_rev_" + pur_id);
	var rev_remainder = document.getElementById("rev_remainder_" + pur_id);
	var hide_review = document.getElementById("hide_rev_" + pur_id);
	
	if(view_review && rev_remainder && hide_review) {
		
		var vis = "inline";
		var novis = "none";
		
		if(view_review.style.display == "none") { 			//View review is Hidden.
		view_review.style.display = vis;					//Unhid view review
		rev_remainder.style.display = novis;				//Hide review remainder
		hide_review.style.display = novis;					//Hide "Hide Review" text
		}
		
		else if(view_review.style.display == "inline"){ 	//View review is Visible 
		view_review.style.display = novis;					//Hide 'View Review'
		rev_remainder.style.display = vis;					//Unhide Review Remainder
		hide_review.style.display = vis;					//Unhide "Hide Review" 
		}
	}
}

function toggleListDescription() {
	if(document.getElementById("list_desc").style.display == '') {
		document.getElementById("view_description").style.display = '';
		document.getElementById("list_desc").style.display = 'none';
		document.getElementById("hide_description").style.display = 'none';
	}
	else {
		document.getElementById("view_description").style.display = 'none';
		document.getElementById("list_desc").style.display = '';
		document.getElementById("hide_description").style.display = '';
	}
}

function showgreylayer() {
  var width1 = DomUtils.getWindowWidth();
  var height1 = DomUtils.getWindowHeight();
  var scrollX = DomUtils.getWindowScrollX();
  var scrollY1 = DomUtils.getWindowScrollY();
  
  var scrollY2 = document.documentElement.scrollTop;
  var scrollY = (scrollY1 > scrollY2) ? scrollY1 : scrollY2;
  var width2 = height2 = 0;
  
  if(width1==0 || height1==0 || typeof window.opera!="undefined") {
    if(typeof window.opera=="undefined" && document.documentElement.clientWidth) {
      width2 = document.documentElement.clientWidth;
      height2 = document.documentElement.clientHeight;
    }
    else {
      width2 = document.body.clientWidth;
      height2 = document.body.clientHeight;
    }
  }
  var height = (height1 > height2) ? height1 : height2;
  if(document.body.scrollHeight) height = document.body.scrollHeight;
  else height = height + scrollY;
  document.getElementById('GreyLayer').style.height = height + 'px';
  document.getElementById('GreyLayer').style.display = 'block';
}

function editAlertsResp(Resp){
  document.getElementById('BubbleLayerContent').style.display = 'block';
  document.getElementById('BubbleLayerContent').innerHTML = Resp;
  if(document.getElementById('alert_status')){
    if(document.getElementById('alert_id') && document.getElementById('alert_id').value > 0){
      var alert_id = document.getElementById('alert_id').value;
      var elem_id = 'alert_status_ico_' + alert_id;
      if(document.getElementById(elem_id)){
        if(document.getElementById('alert_status').value == 'accept') document.getElementById(elem_id).className = 'statusYes';
        else if(document.getElementById('alert_status').value == 'reject') document.getElementById(elem_id).className = 'statusNo';        
      }
    }
  }
}

function closeBubbleLayer() {
  var groupfilter = (document.getElementById('groupfilter')) ? document.getElementById('groupfilter').value : 0;
  var page = (document.getElementById('currentpage')) ? document.getElementById('currentpage').value : 0;
  // alert(document.getElementById('currentpage').value + ' - ' + groupfilter);
  document.getElementById('BubbleLayer').style.display = 'none';
  document.getElementById('GreyLayer').style.display = 'none';
  if(groupfilter && page) reloadcommunity(groupfilter,page);
  else if(document.getElementById('home_alerts_content')){}          // reloadhomealerts();
}

var preloader = '<table cellpadding="0" cellspacing="0"><tr><td>'+
                '<img src="http://i.pgcdn.com/images/small_wait.gif">'+
                '</td><td valign="middle" class="error_msg">&nbsp;loading...</td></tr></table>';