/* Shoulder Top-Level JavaScript Code */

// Get Browser Version
newbrowser=0;
name = navigator.appName;
version = parseInt(navigator.appVersion);
if ((name == "Netscape" && version >= 3) || (name == "Microsoft Internet Explorer" && version >= 4)) {newbrowser=1;}

// Handle Sidebar Button Images
if (newbrowser) {
buttonsd = new Array(8);
buttonsu = new Array(8);
for (i=0; i<7; i++) {buttonsd[i] = new Image();}
for (i=0; i<7; i++) {buttonsu[i] = new Image();}
for (i=0; i<7; i++) {buttonsd[i].src = "images/b"+(i+1)+"d.gif";}
for (i=0; i<7; i++) {buttonsu[i].src = "images/b"+(i+1)+"u.gif";}
}
currentbutton=-1;
function button_up(which) {
	if (newbrowser && (which != currentbutton))
		{eval("sidebar.document.b"+which+".src = buttonsu[which].src;");}
}
function button_down(which) {
	if ((newbrowser)&&(which != -1))
		{eval("sidebar.document.b"+which+".src = buttonsd[which].src;");}
}
function button_select(which) {
	if ((newbrowser) && (which != currentbutton) && (currentbutton != -1))
  	{
			temp=currentbutton;
			currentbutton=which;
			button_up(temp);
		}
	currentbutton=which;
}
function buttons_down() {
	if (newbrowser)
  	{
			temp=currentbutton;
			currentbutton=-1;
			button_down(temp);
		}
}
function button_select_from_main(which) {
  button_select(which);
  button_down(which);
}

// Handle Animation Buttons
if (newbrowser) {
fbuttonsd = new Array(4);
fbuttonsu = new Array(4);
f5image = new Array(4);
for (i=0; i<4; i++) {fbuttonsd[i] = new Image();}
for (i=0; i<4; i++) {fbuttonsu[i] = new Image();}
for (i=0; i<4; i++) {f5image[i] = new Image();}
for (i=0; i<4; i++) {fbuttonsd[i].src = "images/f"+(i+1)+"d.gif";}
for (i=0; i<4; i++) {fbuttonsu[i].src = "images/f"+(i+1)+"u.gif";}
for (i=0; i<4; i++) {f5image[i].src = "images/a1"+(i+1)+".gif";}
}
function fbutton(which,page) {
	if (newbrowser) {
		for (i=0; i<4; i++) {
			if (i==which) {
				eval("main.document.f"+i+".src = fbuttonsd[i].src;");
			} else {
				eval("main.document.f"+i+".src = fbuttonsu[i].src;");
			}
		}
		eval("main.document.fimage.src = f"+page+"image[which].src;");
	}
}

temp=-1;
currentbutton=0;