var win_arr = new Array();
var win_index_arr = new Array();
var isWindow = false;
var imagesObjArr = new Array();
  
function open_window(url, get_params, win_name, vsize, hsize, scrollable, resizable) {
   if(get_params)
     url+= "?" + get_params;
    if(!win_arr[win_name] || win_arr[win_name].closed) {
     win_arr[win_name] = window.open(url ,win_name, "toolbar=no,status=1,resizable="+resizable+",scrollbars="+scrollable+",height="+vsize+",width="+hsize+"screenX=100,screenY=100,top=100,left=100");
     win_index_arr[win_index_arr.length] = win_name;
    } else {
     if(url == win_arr[win_name].location.href)
        win_arr[win_name].focus();
     else
        win_arr[win_name].location.href = url;
        win_arr[win_name].focus();
    }
}

function resize_main_area() {
 var main_area = document.getElementById(arguments[0]);
 var win_height = window.innerHeight;
 var win_width = window.innerWidth;
 var tmp_obj = null;
 if(!win_height) {
  win_height = document.body.offsetHeight;
  win_width = document.body.offsetWidth;
 }
 for(var i=1; i<arguments.length; i++) {
  tmp_obj = document.getElementById(arguments[i]);
  win_height-=parseInt(tmp_obj.style.height);
 }
 if(win_height < 0)
   win_height = 0;
 if(isWindow) {
   win_height-=4;
   win_width-=4; 	
 }
 main_area.style.height = win_height;
 main_area.style.width = win_width;
}

function preload_images(imagesArr, imagesPath) {
  for(var i=0;i<imagesArr.length;i++) {
    imagesObjArr[imagesArr[i]] = new Image();
    imagesObjArr[imagesArr[i]].src = imagesPath + imagesArr[i] + ".gif";
  }
}

function download_pricelist() {
    open_window('catalog/win_pricelist_download.php', '', 'download_pricelist', 350, 300, 'no', 'no');
}