function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		header_08_over = newImage("images/header_08-over.gif");
		header_09_over = newImage("images/header_09-1-over.gif");
		header_10_over = newImage("images/header_10-over.gif");
		header_11_over = newImage("images/header_11-1-over.gif");
		header_12_over = newImage("images/header_12-over.gif");
		header_13_over = newImage("images/header_13-1-over.gif");
		header_15_over = newImage("images/header_15-1-over.gif");
		header_17_over = newImage("images/header_17-1-over.gif");
		header_22_over = newImage("images/header_22-over.gif");
		header_25_over = newImage("images/header_25-over.gif");
		header_27_over = newImage("images/header_27-over.gif");
		header_29_over = newImage("images/header_29-over.gif");
		header_31_over = newImage("images/header_31-over.gif");
		header_33_over = newImage("images/header_33-over.gif");
		preloadFlag = true;
	}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function check_form(form)
{
return_boolean = true
 obj = eval(form)
 for(i=0;i<obj.length;i++)
 {
  field_name = obj.elements[i].id;
  if (field_name.indexOf("_ck") != -1)
  {
	if (obj.elements[i].value == "")
	{
	  obj.elements[i].style.backgroundColor = "yellow";
	  return_boolean = false
	}
	else
	{
	  obj.elements[i].style.backgroundColor = "white";
	}
  }
 } 
return return_boolean;
}