// JavaScript Document

  
function ouvrePopup(page,largeur, hauteur, scroll)
{
  var haut=(screen.height/2)-(hauteur/2);
	var gauche=(screen.width/2)-(largeur/2);
  
  window.open (page, '', config='height='+hauteur+', width='+largeur+',top='+haut+', left='+gauche+', toolbar=no, menubar=no, scrollbars='+scroll+', resizable='+scroll+', location=no, directories=no, status=no')

}


function PopupAlbum(page,nom,option) {
       window.open(page,nom,option);
}

function correctPNG() // correctly handle PNG transparency in Win IE 5.5 or higher.
   {
   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
      }
      }
   }
window.attachEvent("onload", correctPNG); 


 function submitform() {
    	if  (document.sub_form.email_addr.value=='')
  			alert("Cette adresse électronique n'est pas valide");
		else {
  				if ( ((document.sub_form.email_addr.value.indexOf('@',1))==-1)||(document.sub_form.email_addr.value.indexOf('.',1))==-1 )
  					alert("Cette adresse électronique n'est pas valide");

  				else {
                                        window.open("", "formPopup", "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,height=200,width=500,toolbar=no", true); 
                                 	document.sub_form.target='formPopup';
  					document.sub_form.submit();
                                      }
  		}
  }