var warnd=document.getElementById("idwarn"), browse, prodcode, prodcodes=new Array(), prodqty, prodqtys=new Array(), lines=0, ordlines=0;

if (document.all)
  browse = "ie";
else
  browse = "nn";

set_pos();
window.onresize=set_pos;

function set_pos()
{
  winw = document.body.clientWidth;
  if (winw > 770)
    posleft =  (winw - 770)/2;
  else
    posleft = 0;
  warnd.style.left = posleft + 145 + "px";
  if (browse == "ie")
     warnd.style.visibility = "visible";
}

function preloadImagesprod() 
{
	if (document.images) 
	{
		ordenter_over = newImage("images/ordenter-over.gif.gif");
		ordcomp_over = newImage("images/ordcomp-over.gif.gif");
		preloadFlag = true;
	}
}

function ordenter()
{ 
  if (document.forms.orderset.prodcode.value != "")
  {
     if (document.forms.orderset.prodqty.value > 0 && document.forms.orderset.prodqty.value < 10000)
     {
        prodcode = document.forms.orderset.prodcode.value;
        prodqty = document.forms.orderset.prodqty.value;
        writeordinf();
     }
     else
        ordentry_fail ("Please enter Quantity  - Invalid Value");
  }
  else
     ordentry_fail ("Please enter the Product Code");
}

function ordentry_fail(errmsg)
{ 
 alert ("Order Product Entry error:\n\n" + errmsg);
}

function writeordinf()
{
  lines = lines + 1;
  if (lines == 16)
  {
     alert("Maximum Number of 15 Products has already been Accepted - Please Finalise this Order.\nIf you wish to Add More Products, Create a New Order after Finalising this one");
     lines = 15;
  }
  else
  {
     prodcodes[lines] = prodcode;
     prodqtys[lines] = prodqty;
     document.forms.orderset.prodcode.value = "";
     document.forms.orderset.prodqty.value = "";
     document.forms.orderset.prodlines.value = lines;
     if (lines == 15)
        alert("Maximum Number of 15 Products have now been entered and Accepted - Please Finalise this Order");
  }
}

function compord()
{
   if (lines > 0)
  {
      ordlines = lines + "?" + 0 + "?";

      for (var i = 1; i < prodcodes.length; i++)
           ordlines += prodcodes[i]  + "?" + prodqtys[i]  + "?";

      document.cookie = "nuntrophy=" + ordlines + ";";
      document.forms.orderset.prodlines.value = 0;
      lines = 0;
      ordpopup();
  }
  else
     alert("Please Enter Required Products");
}

function closewarn()
{
  warnd.style.visibility = "hidden";
}