function getkey(e)
{
if (window.event)
   return window.event.keyCode;
else if (e)
   return e.which;
else
   return null;
}
           		
function numeric(e, goods)
{
//alert("You Entered ");
var key, keychar;
key = getkey(e);
if (key == null) return true;

// get character
keychar = String.fromCharCode(key);
keychar = keychar.toLowerCase();
goods = goods.toLowerCase();

// check goodkeys
if (goods.indexOf(keychar) != -1)
	return true;

// control keys
if ( key==null || key==0 || key==8 || key==9 || key==13 || key==27 )
   return true;

// else return false
return false;
}


function emptyTexArea(msg){

document.getElementById(msg).value="";
}

function playVideo(videoDivId,url){

	url+="&autoplay=1";
	var videoPlayerStr = "<object height='240' width='320'>";
	videoPlayerStr +="<param value='"+url+"' name='movie'>";
	videoPlayerStr +="<param value='transparent' name='wmode'/>";
	videoPlayerStr +="<embed height=240 width=320 wmode='transparent' type='application/x-shockwave-flash' src='"+url+"'/>";
	videoPlayerStr +="</object>";
	//alert(videoPlayerStr);
	document.getElementById(videoDivId).innerHTML=videoPlayerStr;
}

function trim(str){
  return str.replace(/(\s+$)|(^\s+)/g, '');
}

function updateCharCount(counterField, textAreaField,limit) {
	var textAreaField = document.getElementById(textAreaField);
	if(textAreaField.value.length>=limit) {
		textAreaField.value=textAreaField.value.substring(0,limit)
	}
	var lim=document.getElementById(counterField);
	if(lim) {
		lim.innerHTML=limit-textAreaField.value.length
	}
}