isIE=document.all;
isNN=!document.all&&document.getElementById;
isN4=document.layers;
isHot=false;

function ddInit(e){
  topDog=isIE ? "BODY" : "HTML";
  whichDog=isIE ? document.all.theLayer : document.getElementById("theLayer");  
  hotDog=isIE ? event.srcElement : e.target;  
  //while (hotDog.id!="titleBar" && hotDog.tagName!=topDog){
  //	hotDog=isIE ? hotDog.parentElement : hotDog.parentNode;
  //}  
  if (hotDog.id=="titleBar"){
	offsetx=isIE ? event.clientX : e.clientX;
	offsety=isIE ? event.clientY : e.clientY;
	nowX=parseInt(whichDog.style.left);
	nowY=parseInt(whichDog.style.top);
	ddEnabled=true;
	document.onmousemove=dd;
  }
}

function dd(e){
  if (!ddEnabled) return;
  whichDog.style.left=isIE ? nowX+event.clientX-offsetx : nowX+e.clientX-offsetx; 
  whichDog.style.top=isIE ? nowY+event.clientY-offsety : nowY+e.clientY-offsety;
  return false;  
}

function ddN4(whatDog){
  if (!isN4) return;
  N4=eval(whatDog);
  N4.captureEvents(Event.MOUSEDOWN|Event.MOUSEUP);
  N4.onmousedown=function(e){
	N4.captureEvents(Event.MOUSEMOVE);
	N4x=e.x;
	N4y=e.y;
  }
  N4.onmousemove=function(e){
	if (isHot){
	  N4.moveBy(e.x-N4x,e.y-N4y);
	  return false;
	}
  }
  N4.onmouseup=function(){
	N4.releaseEvents(Event.MOUSEMOVE);
  }
}

function hideMe(){
  if (isIE||isNN) whichDog.style.visibility="hidden";
  else if (isN4) document.theLayer.visibility="hide";
}

function showMe(val1, val2){
	if (isIE||isNN){
		y_position = document.documentElement.scrollTop;
		document.getElementById('theLayer').style.top = y_position;
		document.getElementById('news_item').innerHTML=val2;
		document.getElementById('news_pic').src=val1;
		if(whichDog.style.visibility=="visible"){
			whichDog.style.visibility="hidden";
		}
		else{
			whichDog.style.visibility="visible";
		}
	}
	else if (isN4){
		document.getElementById('news_item').innerHTML=val2;
		document.getElementById('news_pic').src=val1;
		if(document.theLayer.visibility=="show"){
			document.theLayer.visibility="hide";
		}
		else{
			document.theLayer.visibility="show";
		}
	}
}

document.onmousedown=ddInit;
document.onmouseup=Function("ddEnabled=false");