// JavaScript Document
// Biblio

function PSR_displayTags(PSR_tag, PSR_class, PSR_value)
{
	if (!document.getElementById) return true;
	var elems = document.getElementsByTagName(PSR_tag);
	
	for (var i = 0; i<elems.length; i++) {
			if (elems[i].className == PSR_class) {
				elems[i].style.display = PSR_value;
			}
	}	

}
	
function PSR_addListener (element, trigger, action) 
{
	// DOM ou IE
	if (element.addEventListener) {
		element.addEventListener(trigger, action, false); // DOM
	} else if (element.attachEvent) {
		element.attachEvent('on' + trigger, action); // MSIE
	}
}