function toggle(div_id) {
	var el = document.getElementById(div_id);
	if ( el.style.display == 'none' || el.style.display == '' ) {	el.style.display = 'block';}
	else {el.style.display = 'none';}
}
function blanket_size(popUpDivVar) {
	if (typeof window.innerWidth != 'undefined') {
		viewportheight = window.innerHeight;
	} else {
		viewportheight = document.documentElement.clientHeight;
	}
	if ((viewportheight > document.body.parentNode.scrollHeight) && (viewportheight > document.body.parentNode.clientHeight)) {
		blanket_height = viewportheight;
	} else {
		if (document.body.parentNode.clientHeight > document.body.parentNode.scrollHeight) {
			blanket_height = document.body.parentNode.clientHeight;
		} else {
			blanket_height = document.body.parentNode.scrollHeight;
		}
	}
	var blanket = document.getElementById('blanket');
	blanket.style.height = blanket_height + 'px';
	var popUpDiv = document.getElementById(popUpDivVar);
	// popUpDiv.style.marginTop = "auto";
	// popUpDiv.style.marginBottom = "auto";
	// popUpDiv_height=blanket_height/2-150;//150 is half popup's height
	// popUpDiv.style.top = popUpDiv_height + 'px';
	// popUpDiv_height=blanket_height/2-(popUpDiv.scrollHeight/2);
	//  popUpDiv.style.top = popUpDiv_height + 'px';
	popUpDiv.style.top = '170px';
}
function window_pos(popUpDivVar) {
	if (typeof window.innerWidth != 'undefined') {
		viewportwidth = window.innerHeight;
	} else {
		viewportwidth = document.documentElement.clientHeight;
	}
	if ((viewportwidth > document.body.parentNode.scrollWidth) && (viewportwidth > document.body.parentNode.clientWidth)) {
		window_width = viewportwidth;
	} else {
		if (document.body.parentNode.clientWidth > document.body.parentNode.scrollWidth) {
			window_width = document.body.parentNode.clientWidth;
		} else {
			window_width = document.body.parentNode.scrollWidth;
		}
	}
	var popUpDiv = document.getElementById(popUpDivVar);
	// popUpDiv.style.marginLeft = "50%";
	// popUpDiv.style.marginRight = "50%";
	// window_width=window_width/2-150;//150 is half popup's width
	// popUpDiv.style.left = window_width + 'px';
	window_width=window_width/2-(popUpDiv.scrollWidth/2);
	popUpDiv.style.left = window_width + 'px';
}
function popup(windowname) {
	toggle('blanket');	
	toggle(windowname);
	blanket_size(windowname);
	window_pos(windowname);	
}
function populatecomments(str) {
if (str=="")
  {
  document.getElementById("commentlist").innerHTML="";
  return;
  }
if (window.XMLHttpRequest)
  {// code for IE7+, Firefox, Chrome, Opera, Safari
  xmlhttp=new XMLHttpRequest();
  }
else
  {// code for IE6, IE5
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
xmlhttp.onreadystatechange=function()
  {
  if (xmlhttp.readyState==4 && xmlhttp.status==200)
    {
    document.getElementById("commentlist").innerHTML=xmlhttp.responseText;
    }
  }
xmlhttp.open("GET","retrievecomments.php?newsid="+str,true);
xmlhttp.send();
} 

$(document).ready(function() {
	$("#registerclick").hide();
	$("#foregetpasswordloginclick").hide();
	$("#loginpanel").hide();

	$("#loginclick").click(function () {
		$("#loginpanel").toggle();
		$("#registerclick").toggle();
		$("#foregetpasswordloginclick").toggle();
		if ($("#loginclick").text() == "cancel") {
			$("#loginclick").text('login');
		}else{
			$("#loginclick").text('cancel');
		}
	});
});