function imagePreview(){
	$(".preview").click(function(e){
		var position = (this.href).lastIndexOf('images');
		var base_url = (this.href).substr(0, position);
		$("body").append("<div id='preview'><div onclick='$(\"#preview\").hide(); $(\"#preview\").remove();' title='FERMER'><img src='"+ base_url +"images/delete_icon.png' alt='Icône de fermeture de la lightbox' title='Fermer' style='width: 20px;' /></div><img src='"+ this.href +"' alt='Prévisualisation de l'image.' /></div>");								 
		$("#preview")
			.css("top",153 + "px")
			.css("left",157 + "px")
			.fadeIn("fast");	
		return false;
    });
};