ECRIRE DU CSS EN JAVASCRIPT

<script type="text/javascript" LANGUAGE="JavaScript">
largfen = screen.width;
var largc1 = largfen * 0.15;
var largc2 = largfen * 0.70;
var largc3 = largfen * 0.30;
var largc4 = largfen * 0.40;
var largc5 = largfen * 0.15;
</script>
<style type="text/css">
p.bodT
	{margin:10px 5px 10px 5px; padding: 12px 5px 12px 15px; 
	font-family: "Arial", sans-serif;font-size:12px;font-weight:700;text-align: left; vertical-align: middle;
	border-width: 2px; border-style: dashed; border-color: #823389; color:#823389;background-color: #FFDB00;
	}
.bod
	{margin:0px 0px 0px 0px; padding: 0px 0px 0px 0px;
	font-family: "Arial", sans-serif;
	font-size:12px;color:#006C80;font-weight:300;text-align: justify;
	}
td.c5 {margin: 0px; padding: 2px; vertical-align: top;}
</style>
<script type="text/JavaScript">
document.write("<style type='text/css'>");
document.write("table.tt {width:"+ largfen +"; }");
document.write("td.c1 {width:"+ largc1 +";margin: 0px; padding: 5px; vertical-align: top;}");
document.write("td.c2 {width:"+ largc2 +";margin: 0px; padding: 5px; vertical-align: top;}");
document.write("td.c3 {width:"+ largc3 +";margin: 0px; padding: 5px; vertical-align: middle;}");
document.write("td.c4 {width:"+ largc4 +";margin: 0px; padding: 5px; vertical-align: middle;}");
document.write("</style>");
</script>