if (document.images)
{
	
	heart1 = new Image();
	heart1.src = "/_images/nav/bh_mp_top-nav_01a.gif"
	heart2 = new Image();
	heart2.src = "/_images/nav/bh_mp_top-nav_01b.gif"
	
	womens1 = new Image();
	womens1.src = "/_images/nav/bh_mp_top-nav_02a.gif"
	womens2 = new Image();
	womens2.src = "/_images/nav/bh_mp_top-nav_02b.gif"
	
	plus1 = new Image();
	plus1.src = "/_images/nav/bh_mp_top-nav_03a.gif"
	plus2 = new Image();
	plus2.src = "/_images/nav/bh_mp_top-nav_03b.gif"
	
	ortho1 = new Image();
	ortho1.src = "/_images/nav/bh_mp_top-nav_04a.gif"
	ortho2 = new Image();
	ortho2.src = "/_images/nav/bh_mp_top-nav_04b.gif"
	
	rehab1 = new Image();
	rehab1.src = "/_images/nav/bh_mp_top-nav_05a.gif"
	rehab2 = new Image();
	rehab2.src = "/_images/nav/bh_mp_top-nav_05b.gif"
	
	more1 = new Image();
	more1.src = "/_images/nav/bh_mp_top-nav_06a.gif"
	more2 = new Image();
	more2.src = "/_images/nav/bh_mp_top-nav_06b.gif"
	
	var navimg1 = new Array(11);
	var navimg2 = new Array(11);
	
	for (var i = 0; i < 11; i++)
	{
		ic = (i < 9)? '0' + (i+1): ''+(i+1); 
		navimg1[i] = new Image();
		navimg2[i] = new Image();
		navimg1[i].src = "/_images/nav/bh_mp_side-nav_"+ic+"a.gif"
		navimg2[i].src = "/_images/nav/bh_mp_side-nav_"+ic+"b.gif"
	}

}	

function Up(index) {
	if (document.images) {
		document.images['nav' + index].src = navimg2[index - 1].src
	}
}

function Down(index) {
	if (document.images) {
		document.images['nav' + index].src = navimg1[index - 1].src
	}
}

function hiLite(source, name) {

	if (document.images) {
		document.images[name].src = eval(source + ".src");
	}
}