// preload these images
imgFiles = new Array("opticals/nav_HomeON.gif","opticals/nav_OurDoctorsON.gif","opticals/nav_WhatToExpectON.gif","opticals/nav_ContactON.gif","opticals/nav_FAQON.gif","opticals/nav_DocBonesON.gif")
preloadArray = new Array();
		
for (var jj=0; jj < imgFiles.length; jj++)
{
	preloadArray[jj] = new Image;
	preloadArray[jj].src = imgFiles[jj];
}

function swap(obj) {
	var theNav;

    if (document.all) {
		theNav = eval("document.all." + obj.id);
	}
	else {
		theNav = eval("document." + obj.id);
	}

	theNav.src = "opticals/nav_" + obj.id + "ON.gif";
}
		
function unswap(obj) {
	var theNav;
	
	if (document.all) {
		theNav = eval("document.all." + obj.id);
	}
	else {
		theNav = eval("document." + obj.id);
	}

	theNav.src = "opticals/nav_" + obj.id + ".gif";
}


//stopping spam bots
//maile = e-mail address before the @ with "thrust" in the middle
//(test would be tethrustst)
function tomail(maile) {
    var sEmail = maile.replace(/thrust/,"");
    sEmail = sEmail + "@BridgetownChiropractic.com";
    return "<a href=\"mai" + "lt" + "o:" + sEmail + "\">" + sEmail + "</a>";
}