/*copyright farhad shamasblou 2000, 2008*/

/*	if (document.images) {
		btt_01=new Image();
		btt_01.src="d/001_graph/betaII_01.gif";
		btt_01O=new Image();
		btt_01O.src="o/001_graph/betaII_01.gif";

		btt_02=new Image();
		btt_02.src="d/001_graph/betaII_02.gif";
		btt_02O=new Image();
		btt_02O.src="o/001_graph/betaII_02.gif";

		btt_03=new Image();
		btt_03.src="d/001_graph/betaII_03.gif";
		btt_03O=new Image();
		btt_03O.src="o/001_graph/betaII_03.gif";

		btt_04=new Image();
		btt_04.src="d/001_graph/betaII_04.gif";
		btt_04O=new Image();
		btt_04O.src="o/001_graph/betaII_04.gif";
	}
*/
	function rllDis(p,a){
		px="btt_"+p;
		pa=eval(px+a);
		document.images[px].src=pa.src;
		if (a!=''){
			window.status="click to view!";
		}else{
			window.status="";
		}
	}