function IE_links(color_over){
	var browserName=navigator.appName; 
	if (browserName=="Microsoft Internet Explorer"){
		for(var i = 0; i < document.getElementsByTagName("a").length; i++) {
			var elem=document.getElementsByTagName("a")[i];
			var true_color=elem.style.color;
			elem.onmouseover= function(){this.style.color=color_over;};
			elem.onmouseout= function(){this.style.color=true_color;};
		}
	}
}

function apercu(img_src){
	document.getElementById('apercu').style.display='block';
	document.getElementById('apercu_image').src=img_src;
}

function show(item){
	document.getElementById(item).style.display="block";
	/*$opacity(item, 0, 100, 500);*/
}
function hide(item){
	document.getElementById(item).style.display="none";
	/*$opacity(item, 100, 0, 10);*/
}
function ChangeClassNameVisibility(clsName, vsb){  
	var elems = document.getElementsByTagName("*");
	for( var i = 0; ( elem = elems[i] ); i++ ){ 
		if ( elem.className == clsName ){ 
			elem.style.visibility = vsb; 
		} 
	}
}
function ChangeClassNameDisplay(clsName, dsp){  
	var elems = document.getElementsByTagName("*");
	for( var i = 0; ( elem = elems[i] ); i++ ){ 
		if ( elem.className == clsName ){ 
			elem.style.display = dsp; 
		} 
	}
}
function dsp_block_none(item){
	if(document.getElementById(item).style.display=="none" || document.getElementById(item).style.display==""){
		document.getElementById(item).style.display="block";
	}
	else{
		document.getElementById(item).style.display="none";
	}
}

function toggle(button_element,item_id){
	var img_src=button_element.src.slice(-5);
	if(img_src=='1.gif'){
		button_element.src="design/img/btn_toggle_2.gif";
		$toggle(item_id);
	}
	else if(img_src=='2.gif'){
		button_element.src="design/img/btn_toggle_1.gif";
		$toggle(item_id);
	}
}

function admin_toggle(button_element,item_id){
	var img_src=button_element.src.slice(-5);
	if(img_src=='1.gif'){
		button_element.src="../../../admin/btn_toggle_2.gif";
		$toggle(item_id);
	}
	else if(img_src=='2.gif'){
		button_element.src="../../../admin/btn_toggle_1.gif";
		$toggle(item_id);
	}
}

function confirm_del(){
	if(confirm('Supprimer définitivement cette entrée ?')){
		return true;
	}
	else{
		return false;
	}
}