var RND=parseInt(Math.random()*100000);

function show_img(title,s_url){
	var s_img = new Image();
	s_img.src=s_url;
	var width=s_img.width+20;
	var height=s_img.height;
	var imgnwin=window.open("","imgswin","resizable=yes,scrollbars=yes,toolbar=no,location=no,directoties=no,status=no,menubar=no,width="+width+",height="+height);
	imgnwin.document.open();
	imgnwin.document.write("<html><head><title>"+title+"</title></head><body topmargin=0 leftmargin=0 marginheight=0 marginwidth=0><img src='"+s_url+"' border=0></body></html>");
	imgnwin.document.close();
	imgnwin.focus();
}

function show_win(width,height,s_url){
	var p_top=(window.screen.height-height)/2, p_left=(window.screen.width-width)/2;
	var win=window.open(s_url,"imgswin","resizable=yes,scrollbars=yes,toolbar=no,location=no,directoties=no,status=no,menubar=no,width="+width+",height="+height+",top="+p_top+",left="+p_left);
	win.focus();
}

function set_selected(p,v){
	for (i=0; i < p.options.length; i++) {
		if (p.options[i].value==v) { p.options[i].selected=true; break; }
	}
}

function set_radio(p,v){
	for (i=0; i < p.length; i++) {
		if (p[i].value==v) { p[i].checked=true; break; }
	}
}

function set_checked(p,v){
	if (p.value==v) p.checked=true; 
}


function logoff(file_templ,idc,stype,page,idr,idt,idn){
	RemoveCookie("login");
	RemoveCookie("pass");
	RemoveCookie("userid");
	document.location='/'+ file_templ +'?idc='+idc +'&stype='+stype +'&page='+page +'&idr='+idr +'&idt='+idt +'&idn='+idn +'&r='+RND;
	//location.reload();
}

function CreateCookie(name,value,ex_date){
	var today=new Date();
	today.setDate(today.getDate()+ex_date);
	document.cookie=name+"="+value+"; expires="+today.toGMTString()+"; path=/;";
}

function CreateTmpCookie(name,value){
	document.cookie=name+"="+value+"; path=/;";
}

function RemoveCookie(name){
	CreateCookie(name,"",-1);
}

function SetCompare(obj,id_goods){
	if (!obj.checked) RemoveCookie("idg"+id_goods); else CreateTmpCookie("idg"+id_goods,id_goods);
}

function SpellCompare(obj){
	var str="";
	var start_IDG=0;
	var end_IDG=-1;
	var break_point=0;
	var flag;
	while (start_IDG!=-1){
		start_IDG=document.cookie.indexOf("idg",start_IDG);
		end_IDG=document.cookie.indexOf("=",start_IDG);
		if (start_IDG==-1 || end_IDG==-1) break;
		idg=unescape(document.cookie.substring(start_IDG+3,end_IDG));
		start_IDG=end_IDG;
		flag=false;
		//alert("idg="+idg+" , obj.idg.length="+obj.idg.length);
		if (isNaN(obj.idg.length)) { 
			if (obj.idg.value==idg) { obj.idg.checked=true; flag=true; }
		}
		else {
			for (i=0;i<obj.idg.length;i++) {
				if (obj.idg[i].value==idg) { obj.idg[i].checked=true; flag=true; break; }
			}
		}
		//alert("flag="+flag);
		if (!flag) { 
			//alert("!!! idg="+idg);
			str+="<input type=hidden name=idg value="+idg+">"
		}
		break_point++; if (break_point>10) break;
	}
	return str;
}


function show_div(id_cur){
	var div_set=null;
	div_set=document.getElementById(id_cur);
	if (div_set!=null) {
		if (div_set.style.display=="block") div_set.style.display="none";
		else div_set.style.display="block";
	}
}

