ns4 = (document.layers) ? 1 : 0;
ie4 = (document.all) ? 1 : 0;
ver4 = (ns4 || ie4) ? 1 : 0;

var gotlayers = 0;
var lindx ;

function moveLayers() {
        var screenWidth2 = 5;
		var screenwidth;
		if (ns4) {
			screenWidth = window.innerWidth;
//			if (screenWidth > 800 ) screenWidth2 = (screenWidth/2)-496;
			if (screenWidth > 800 ) screenWidth2 = 0;
			document.layers['menu_a'].left = screenWidth2+800;
			document.layers['menu_a'].top = 140;
			//document.layers['menu_b'].left = screenWidth2+117;
			//document.layers['menu_b'].top = 77;
			//document.layers['menu_c'].left = screenWidth2+185;
			//document.layers['menu_c'].top = 77;
			//document.layers['menu_d'].left = screenWidth2+260;
			//document.layers['menu_d'].top = 77;
			//document.layers['menu_e'].left = screenWidth2+369;
			//document.layers['menu_e'].top = 77;
		} else { 
			screenWidth = document.body.clientWidth + 18;
//			if (screenWidth > 800 ) screenWidth2 = (screenWidth/2)-496;
			if (screenWidth > 800 ) screenWidth2 =0;
			document.all['menu_a'].style.pixelLeft = screenWidth2+800;
			document.all['menu_a'].style.pixelTop = 140;
			//document.all['menu_b'].style.pixelLeft = screenWidth2+149;
			//document.all['menu_b'].style.pixelTop = 80;
			//document.all['menu_c'].style.pixelLeft = screenWidth2+257;
			//document.all['menu_c'].style.pixelTop = 80;
			//document.all['menu_d'].style.pixelLeft = screenWidth2+370;
			//document.all['menu_d'].style.pixelTop = 80;
			//document.all['menu_e'].style.pixelLeft = screenWidth2+257;
			//document.all['menu_e'].style.pixelTop = 80;
		}
}

function show_layer(lname)
{

  moveLayers();
  if (navigator.appName == 'Netscape') {
     lname.visibility = 'show';
	}
  else {
    lname.style.visibility = 'visible';
	}
}

function close_layer(lname)
{
  if (navigator.appName == 'Netscape') {
     lname.visibility = 'hide';
	}
  else {
   lname.style.visibility = 'hidden';
	}
}