var bt0_on = new Image();
bt0_on.src = "/images/bt_csm_on.gif";
var bt0_off = new Image();
bt0_off.src = "/images/bt_csm_off.gif";
var bt1_on = new Image();
bt1_on.src = "/images/bt_wcs_on.gif";
var bt1_off = new Image();
bt1_off.src = "/images/bt_wcs_off.gif";
var bt2_on = new Image();
bt2_on.src = "/images/bt_pps_on.gif";
var bt2_off = new Image();
bt2_off.src = "/images/bt_pps_off.gif";
var bt3_on = new Image();
bt3_on.src = "/images/bt_ccs_on.gif";
var bt3_off = new Image();
bt3_off.src = "/images/bt_ccs_off.gif";
var bt4_on = new Image();
bt4_on.src = "/images/bt_probid_on.gif";
var bt4_off = new Image();
bt4_off.src = "/images/bt_probid_off.gif";

function swapButton(btID, status)
{
	var btObj = eval(getDocObj("button"+btID));
	btObj.src = eval("bt"+btID+"_"+status+".src");
}