var ddNames = [
	"id1",
	"id2",
	"id3",
	"id4",
	"id5",
	"id6",
	"id7"
]

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

var strEmail = "/email-to-friend.php";
function emailPopup(strUrl, strTitle, strWidth, strHeight)
{
	var hObj = document.getElementById("heading1");
	if (hObj)
		strTitle = hObj.innerHTML;
	var strOptions="";
	strOptions="resizable,scrollbars,status,height="+strHeight+",width="+strWidth;
	strUrl= strUrl.split("?");
	strUrl= strUrl[0];
	
	var query = location.search;
	var qString = "";
	var queryArr = query.split("&");
	for (i = 0; i < queryArr.length; i++)
	{
			if (i == 0)
				qString += queryArr[i].substring(1);
			else
				qString += queryArr[i];
			if (i != queryArr.length - 1 && queryArr.length != 1)
				qString += "&";
	}
	
	if(qString != "") {
		window.open(strEmail + "?url=" + strUrl + "&title=" + strTitle + "&" + qString  , '', strOptions);
	}
	else
		window.open(strEmail + "?url=" + strUrl + "&title=" + strTitle, '', strOptions);
}

function printArticle()
{
	var loc = location.href;
	if (location.href.indexOf('?') > -1)
	{
			loc = location.href + "&print=1";
	}
	else
	{
			loc = location.href + "?print=1";
	}
	
	window.location = loc;
}
var prevDD = "";

function ddShow(dd)
{
	// alert("show:" + dd);
	var ohid = document.getElementById("hid");
	ddStr = ohid ? ohid.value : "";

	if (dd != ddStr && dd != prevDD)
	{
			document.getElementById(dd).style.display = "block";
			if (prevDD != "")
				document.getElementById(prevDD).style.display = "none";
	}
		
	if (dd != ddStr && prevDD != dd)
		prevDD = dd;
}

function ddHide(dd)
{

}