/*
general nav mouseovers
*/

if (document.images) {
	hospitalsOff = new Image();
	hospitalsOff.src = "images/bc_b_hospitals.gif";
	physiciansOff = new Image();
	physiciansOff.src = "images/bc_b_physicians.gif";
	patientsOff = new Image();
	patientsOff.src = "images/bc_b_patients.gif";
	rn_physiciansOff = new Image();
	rn_physiciansOff.src = "images/bc_b_physicians2.gif";
	rn_hospitalsOff = new Image();
	rn_hospitalsOff.src = "images/bc_b_hospitals2.gif";
	rn_patientsOff = new Image();
	rn_patientsOff.src = "images/bc_b_patients2.gif";
	hospitals3Off = new Image();
	hospitals3Off.src = "images/bc_b_hospitals3.gif";
	physicians3Off = new Image();
	physicians3Off.src = "images/bc_b_physicians3.gif";
	patients3Off = new Image();
	patients3Off.src = "images/bc_b_patients3.gif";

	
	hospitalsOn = new Image();
	hospitalsOn.src = "images/bc_b_hospitals_on.gif";
	physiciansOn = new Image();
	physiciansOn.src = "images/bc_b_physicians_on.gif";
	patientsOn = new Image();
	patientsOn.src = "images/bc_b_patients_on.gif";
	rn_physiciansOn = new Image();
	rn_physiciansOn.src = "images/bc_b_physicians2_on.gif";
	rn_hospitalsOn = new Image();
	rn_hospitalsOn.src = "images/bc_b_hospitals2_on.gif";
	rn_patientsOn = new Image();
	rn_patientsOn.src = "images/bc_b_patients2_on.gif";
	hospitals3On = new Image();
	hospitals3On.src = "images/bc_b_hospitals3_on.gif";
	physicians3On = new Image();
	physicians3On.src = "images/bc_b_physicians3_on.gif";
	patients3On = new Image();
	patients3On.src = "images/bc_b_patients3_on.gif";
}


function swapOn(imgName) {
    if (document.images) { 
        imgOn = eval(imgName + "On.src");
        document [imgName].src = imgOn;
	}
}

function swapOff(imgName) {
	if (document.images) {
        imgOff = eval(imgName + "Off.src");
        document [imgName].src = imgOff;
	}
}



/*
Netscape 4 Resize bug 
Workaround for a Netscape 4 bug that causes 
stylesheets to be corrupted when the window is resized.
*/

if (document.layers) {
	var widthCheck = window.innerWidth;
	var heightCheck = window.innerHeight;
	window.onResize = resizeFix;
}

function resizeFix() {
	with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)){
	if (widthCheck != window.innerWidth || heightCheck != window.innerHeight)
	document.location.href = document.location.href;
	}}
	
}