function formrule(field)
{
	if (field.defaultValue == field.value) field.value = "";
}

function formrule2(field) 
{
  if (field.value == "") {
    field.value = field.defaultValue;
  }
}


function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6.
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters)) 
   {
      for(var i=0; i<document.images.length; i++)
      {
         var img = document.images[i]
         var imgName = img.src.toUpperCase()
         if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
         {
            var imgID = (img.id) ? "id='" + img.id + "' " : ""
            var imgClass = (img.className) ? "class='" + img.className + "' " : ""
            var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
            var imgStyle = "display:inline-block;" + img.style.cssText 
            if (img.align == "left") imgStyle = "float:left;" + imgStyle
            if (img.align == "right") imgStyle = "float:right;" + imgStyle
            if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
            var strNewHTML = "<span " + imgID + imgClass + imgTitle
            + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
            + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
            + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
            img.outerHTML = strNewHTML
            i = i-1
         }
      }
   }    
}


function installPNGCorrection()
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters)) {
     window.attachEvent("onload", correctPNG);
   }
}


function openInscriptions( url ) 
{
	var posL = 250 ;
	var posT = 10 ;
	if (window.screenX) { // Mozilla
		posL += window.screenX;
	} else {
		if (window.screenLeft) { // IE
		posL += window.screenLeft ;
		}
	}
	if (window.screenY) { // Mozilla
		posT += window.screenY;
	} else {
		if (window.screenTop) { // IE
		posT += window.screenTop ;
		}
	}
	win = window.open( url, "INSCRIPTIONS", "top="+posT+",left="+posL+",width=640,height=1800,toolbar=0,location=0,directories=0,menubar=0,scrollbars=1,status=0,resizable=1");
	win.focus();
	return false;
}