// JavaScript Document
function openChat(username,password,friend,nick){		
	var leftval = (screen.width-550)/2;
	var toptval = (screen.height-550)/2;
	window.open("/messenger/messenger.php?u="+toHex(username)+"&p="+toHex(password)+"&f="+toHex(friend)+"&n="+nick,toHex(username+friend), "width=550,height=550,status=no,toolbar=no,left="+leftval+",top="+toptval+",resizable=yes");
}
function toHex(Str) {var HexVal = "";for (i=0; i<Str.length; i++) {charac = Str.charCodeAt(i);Chr1 = Math.floor(charac/16);Chr2 = charac-(Chr1*16);HexVal = HexVal+Strtohex(Chr1).toString()+Strtohex(Chr2).toString();}return HexVal;}
function Strtohex(num) {var num;if (num == "10") {num = "A";}if (num == "11") {num = "B";}if (num == "12") {num = "C";}if (num == "13") {num = "D";}if (num == "14") {num = "E";}if (num == "15") {num = "F";}return num;}	
function toStr(Password) {var HexVal = "";for (var izz = 0; izz<((Password.length)/2); izz++) {word1 = retunHexNo(Password.charAt(izz*2));word2 = retunHexNo(Password.charAt((izz*2)+1));HexVal = HexVal+String.fromCharCode((word1*16)+word2);}return HexVal;}
function retunHexNo(character) {
  var Return=character;
  if (character == "0") {Return = 0;}
  if (character == "1") {Return = 1;}
  if (character == "2") {Return = 2;}
  if (character == "3") {Return = 3;}
  if (character == "4") {Return = 4;}
  if (character == "5") {Return = 5;}
  if (character == "6") {Return = 6;}
  if (character == "7") {Return = 7;}
  if (character == "8") {Return = 8;}
  if (character == "9") {Return = 9;}
  if (character == "A") {Return = 10;}
  if (character == "B") {Return = 11;}
  if (character == "C") {Return = 12;}
  if (character == "D") {Return = 13;}
  if (character == "E") {Return = 14;}
  if (character == "F") {Return = 15;}
  return Return;
}

// Listener will call this functions
function invite(friend,nick){
	var f = friend.split(" ");
	openChat(toStr(f[0]),toStr(f[1]),toStr(f[2]),nick);
}
function ajax_invite(friend,nick,pic){
	var layer=document.createElement("DIV");
	var f = friend.split(" ");
	// Method 1, no popup blocker problem
		openChat(toStr(f[0]),toStr(f[1]),toStr(f[2]),nick);
	}
function createLayer(id,u,p,f,n,pic){
	id = toHex(id);
	var width = 350;
	var height = 200;
	var zindex = 1000;
	var left = (screen.width - width)/2;
	var top = 150 + getYScroll();
	var msg  = '<table border="0" align="center" cellpadding="10" cellspacing="0" style="color:#000000;border-width:1px; border-style:dashed; border-color:; font-family:Arial, Helvetica, sans-serif; font-size:12px;"><tr><td align="center" bgcolor="#FFFFE0">';
	if(pic != ""){
		msg		+= '<a href="/messenger/scripts/redirect.php?u='+f+'" target="_blank">';
		msg 	+= '<img src="'+pic+'" height="100px" /> <br>';
		msg		+= '</a>';
	}
	msg		+= '<b>'+f+'</b> is trying to chat with you, do you accept?<br /><br>';
	msg		+= '<input name="Accept" type="button" id="Accept" value="Accept" onClick="openChat(\''+u+ "','" + p + "','"+ f + "','"+ n+ '\');removeLayer(\''+id+'\')" style="font-family:Helvetica, sans-serif; font-size:12px; width:80px;background-color:; color:"/>&nbsp;&nbsp;';
	msg		+= '<input name="Deny" type="button" id="Deny" value="Deny" onClick="removeLayer(\''+id+'\')"  style="font-family:Arial, Helvetica, sans-serif; font-size:12px; width:80px;background-color:; color:" />';
	msg		+= '</tr></table>';
	if (document.layers) {
		if (document.layers[id]) {
		   return;
		}
		var layer=document.layers[id]=new Layer(width);
		layer.name = id;
		layer.left=left;
		layer.top=top;
		layer.clip.height=height;
		layer.visibility = 'show';
		layer.zIndex=zindex;
		layer.innerHTML = msg;
	}else if (document.all) {
		if (document.all[id]) {
			return
		}
  		var layer= '\n<DIV id='+id+' style="position:absolute'
		+'; left:'+left
		+'; top:'+top
		+'; width:'+width
		+'; height:'+height
		+'; clip:rect(0,'+width+','+height+',0)'
		+'; visibility:visible'
		+'; z-index:'+zindex
		+';text-align:center">'
		+ msg
		+'</DIV>';
		document.body.insertAdjacentHTML("BeforeEnd",layer);
	}else if(document.getElementById){
		var layer = document.createElement ('div');
		layer.setAttribute ('id', id);
		document.body.appendChild (layer); 
		var ly = document.getElementById(id);
		ly.style.position= "absolute";
		ly.style.left= left+"px";
		ly.style.top= top+ "px";		
		ly.style.width= width+ "px";		
		ly.style.height= height+ "px";
		ly.style.textAlign= "center";
		ly.innerHTML = msg;	
	}
}
function removeLayer(id){
	if (document.layers && document.layers[id]) {
  		document.layers[id].visibility='hide'
		delete document.layers[id]
	}
	if (document.all && document.all[id]) {
		document.all[id].innerHTML=''
		document.all[id].outerHTML=''
	}else if(document.getElementById){
		 var b = document.body;
 		 var layer = document.getElementById(id);
	 	 b.removeChild(layer);
	}
}
function getYScroll() {
  var yval=0;
  if( typeof( window.pageYOffset ) == 'number' ) {
    yval = window.pageYOffset;
  } else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
    yval = document.body.scrollTop;
  } else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
    yval = document.documentElement.scrollTop;
  }
  return yval;
}