function lib_bwcheck() {
		this.ver	= navigator.appVersion; this.agent=navigator.userAgent;
		this.dom	= document.getElementById?1:0;
		this.ie5	= (this.ver.indexOf('MSIE 5')>-1 && this.dom)?1:0;
		this.ie6	= (this.ver.indexOf('MSIE 6')>-1 && this.dom)?1:0;
		this.ie4	= (document.all && !this.dom)?1:0;
		this.ie		= this.ie4||this.ie5||this.ie6;
		this.mac	= this.agent.indexOf('Mac')>-1;
		this.opera5	= this.agent.indexOf('Opera 5')>-1;
		this.ns6	= (this.dom && parseInt(this.ver) >= 5) ?1:0;
		this.ns4	= (document.layers && !this.dom)?1:0;
		this.bw		= (this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5 || this.dom)
		return this;
	}

	var bw = new lib_bwcheck();

	/*if (bw.ns4) {
		document.location.href = "browser.htm";
	}*/

	function PicPrev(url, src) {
		url = url + "?src=" + src;
		NewWindow(url, 100, 100, "showimg", "yes");
	}

	function NewWindow(url, w, h, name, scroll) {
		NewWin = window.open(url,name,"width="+w+",height="+h+",scrollbars="+scroll+",status=no,toolbar=no,menubar=no,resizable=yes");
		NewWin.focus();
	}

	function preview() {
		url = p + ";bPrint:1";
		printWin = window.open(url, "printpage", "width=620,height=400,scrollbars=yes,status=no,toolbar=no,menubar=yes,resizable=no");
		printWin.focus();
	}

	function search() {
		document.frmSearch.submit();
	}

	function ovr(obj) {
		obj.src = "img/" + obj.id + "_o.jpg";
	}
	function out(obj) {
		obj.src = "img/" + obj.id + ".jpg";
	}