function testIE()
{
	if(yourBro[0]=='ie4' || yourBro[0]=='ie5')
	{
		var navbar=document.getElementById('id_navbar');
		var main=document.getElementById('id_main');
		var footer=document.getElementById('id_footer');
		var pb=document.getElementById('id_pb');
		var pb2=document.getElementById('id_pb2');
		var pb3=document.getElementById('id_pb3');
		navbar.style.width=978+"px";
		main.style.width=978+"px";
		footer.style.width=978+"px";
		setTableau(pb,4);
		setTableau(pb2,3);
		setTableau(pb3,4);
	}
}
function setTableau(id_tab,nb_col)
{
	id_tab.style.fontSize=12+"px";
	var x=id_tab.rows[0].cells;
	str="";
	if(nb_col==4){
		x[0].width=220;
		x[1].width=100;
		x[2].width=140;
		x[3].width=100;
		str="0: "+x[0].width+" 1: "+x[1].width+" 2: "+x[2].width+" 3: "+x[3].width;
	}
	else if(nb_col==3){
		x[0].width=220;
		x[1].width=170;
		x[2].width=170;
		str="0: "+x[0].width+" 1: "+x[1].width+" 2: "+x[2].width;
	}
	//alert(str);
}
//javascript:void(alert(document.getElementById('id_pb').rows[0].cells[0].innerHTML));