function change()
	{
		var a = document.getElementById("SELECTEUR").value;
		document.getElementById(a).style.display= "none";
		a = "0" + a
		if (a=="0000")
		a = "0";
		document.getElementById(a).style.display ="block";
		document.getElementById("SELECTEUR").value = a;
		
		setTimeout("change()",3000);
	}

	function updateAMDprix()
	{
		var value;
		var choix;
		var prix=[339,369,389,479,489,509,559,579,589,619];
		choix = document.getElementById("CPU").value;
		value = prix[choix];
		if (choix!= "A")
			document.getElementById("PRIX").innerHTML=value+".99$ <FONT SIZE='2'>+tx</FONT>";
		else
			document.getElementById("PRIX").innerHTML="&nbsp";
		document.getElementById("SPEC").innerHTML="&nbsp";
		switch(choix)
		{
			case '3':
			case '4':
			case '5':				
			{
			document.getElementById("SPEC").innerHTML="<FONT COLOR='RED'>Modifications &agrave; la configuration de base</FONT><BR />Boitier InWin C583T<BR />Carte m&egrave;re Asus M2N68-VM";
			break;
			}
		
			case '6':
			case '7':
			case '8':
			case '9':
			{
				document.getElementById("SPEC").innerHTML="<FONT COLOR='RED'>Modifications &agrave; la configuration de base</FONT><BR />Boitier InWin C583T<BR />Carte m&egrave;re Asus M3A78-CM";
			}
		}
	}
	function updateIntelprix()
	{
		var value;
		var choix;
		var prix=[339,349,379,389,479,509,599,639,729,769];
		choix = document.getElementById("CPU").value;
		value = prix[choix];
		if (choix!= "A")
			document.getElementById("PRIX").innerHTML=value+".99$ <FONT SIZE='2'>+tx</FONT>";
		else
			document.getElementById("PRIX").innerHTML="&nbsp";
		document.getElementById("SPEC").innerHTML="&nbsp";
		switch(choix)
		{
			case '3':
			{
				break;
			}			
			case '4':
			case '5':
			{
				document.getElementById("SPEC").innerHTML="<FONT COLOR='RED'>Modifications &agrave; la configuration de base</FONT><BR />Boitier InWin EM007";
				break;
			}
				
			case '6':
			case '7':
			case '8':
			case '9':
			{
				document.getElementById("SPEC").innerHTML="<FONT COLOR='RED'>Modifications &agrave; la configuration de base</FONT><BR />Boitier InWin C583T<BR />Carte m&egrave;re Gigabyte GA-73PVM-S2H";
			}
		}
	}
	function updateOptions(value)
	{
		var defaultValue=""
		if (value=='')
			document.getElementById("OPTIONS").innerHTML=defaultValue;
		else
		{
			switch(value)
			{
				case 'RAM':
				{
					document.getElementById("OPTIONS").innerHTML="<CENTER> <STRONG>M&eacute;moire</STRONG></CENTER><BR />Pour 2 GO total: <FONT COLOR='RED'>+ 25.00$ +tx</FONT>";
					break;
				}
				case 'HD':
				{
					document.getElementById("OPTIONS").innerHTML="<CENTER> <STRONG>Disque dur</STRONG></CENTER><BR />Pour 250 GO: <FONT COLOR='RED'>+ 10.00$ +tx</FONT><BR />Pour 500 GO: <FONT COLOR='RED'>+ 25.00$ +tx</FONT>";
					break;
				}
				case 'VIDEO':
				{
					document.getElementById("OPTIONS").innerHTML="<CENTER> <STRONG>Carte graphique</STRONG></CENTER><BR />ASUS HD4670: <FONT COLOR='RED'>+ 110.00$ +tx</FONT><BR />Palit HD4850 512MO: <FONT COLOR='RED'>+ 200.00$ +tx</FONT><BR />";
					break;
				}
				default:
					document.getElementById("OPTIONS").innerHTML=defaultValue;
			}
		}
	}
	
	function updateP(number)
{
	var x;
	clearP();
	/*document.getElementById("P0").style.display="none";*/
	x = document.getElementById("P"+number);
	x.style.display = "block";
	x = document.getElementById("NOM"+number);
	x.style.display = "block";
}

function MsgBox (textstring) {
alert (textstring); }
function clearP()
{
	var i;
	
	for (i=1;i<=5;i++)
	{
		x = document.getElementById("P"+i);
		x.style.display = "none";
		x = document.getElementById("NOM"+i);
		x.style.display= "none";
	}
}