function pop(titrepage){
mapage=titrepage;
window.open(mapage, "mainten", "toolbar=no, location=no, directories=no, status=yes, scrollbars=yes, resizable=no, copyhistory=no, width=520, height=600, left=700, top=150");}


function augm(id,top){
	document.getElementById('img'+id).style.width = '210px';
	document.getElementById('img'+id).style.position = 'absolute';
	document.getElementById('img'+id).style.left = '-38px';
	document.getElementById('img'+id).style.top = '-'+top+'px';
	
}

function reduc(id){
	document.getElementById('img'+id).style.width = '135px';
	document.getElementById('img'+id).style.position = 'relative';
	document.getElementById('img'+id).style.left = '0';
	document.getElementById('img'+id).style.top = '0';
}