//domCorners by Alessandro Fulciniti on http://web-graphics.com/mtarchive/001660.php
function DomCheck(){return(document.createElement && document.getElementById)}

function DomCorners(id,bk,h,tries){
	var el=document.getElementById(id);
	if(el==null){
		if(tries==null) tries=200;
		if(tries>0)
			setTimeout("DomCorners('"+id+"','"+bk+"',"+h+","+(--tries)+")",50);
		return;
	}
	var c=new Array(4);
	for(var i=0;i<4;i++){
		c[i]=document.createElement("b");
		c[i].style.display="block";
		c[i].style.height=h+"px";
		c[i].style.fontSize="1px";
		if(i%2==0){
			c[i].style.background="url("+bk+") no-repeat 0 -"+ i*h + "px";
		}else{
			c[i].style.background="url("+bk+") no-repeat 100% -"+ i*h + "px";
		}
	}
	c[0].appendChild(c[1]);
	c[2].appendChild(c[3]);
	el.style.padding="0";
	el.insertBefore(c[0],el.firstChild);
	el.appendChild(c[2]);
}