// JavaScript Document

function affiche_div(val){
  var tmpa = document.getElementById(val);
  tmpa.style.display="";
}
function enlever_div(val){
  var tmpb = document.getElementById(val);
  tmpb.style.display="none";
}

function supp_div() {
	enlever_div('gauche');
	enlever_div('droite');
	enlever_div('centre');
}

function swap_m(img_name,to_what) {
		var swap, towhat;
		swap	= eval('document.images.'+img_name);
		towhat='_img/'+to_what+'.gif';
		swap.src	= towhat;
}

function popp(data,w,h){
	if (!w || !h){
		w=700;
		h=600;
	}
	t=(screen.height-h)/2;
	l=(screen.width-w)/2;
	var Win = window.open(data,'','width='+w+',height='+h+',top='+t+',left='+l+',location=no, statusbar=no, directories=no, resizable=no, menubar=no, toolbar=no, scrollbars=yes, outerHeight =0, outerWidth = 0');
	Win.focus();
}

function popp2(data,w,h){
	if (!w || !h){
		w=620;
		h=700;
	}
	t=(screen.height-h)/2;
	l=(screen.width-w)/2;
	var Win = window.open(data,'','width='+w+',height='+h+',top='+t+',left='+l+',location=no, statusbar=no, directories=no, resizable=yes, menubar=no, toolbar=no, scrollbars=yes, outerHeight =0, outerWidth = 0');
	Win.focus();
}