//this script is for the navigation

browser = (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion)
>= 3 )) || ((navigator.appName == "Microsoft Internet Explorer") &&
(parseInt(navigator.appVersion) >= 4 )))
        if ( browser) {
                normal = new MakeArray(12)
                roll = new MakeArray(12)
		
		//Home Button for subs 
                normal[1].src = "http://neaap.ncat.org/images/10/r14_c2.jpg"

                normal[2].src = "http://neaap.ncat.org/images/10/r2_c2.jpg"
                normal[3].src = "http://neaap.ncat.org/images/10/r5_c2.jpg"
                
                normal[5].src = "http://neaap.ncat.org/images/10/r8_c2.jpg"
                normal[6].src = "http://neaap.ncat.org/images/10/r9_c2.jpg"
                normal[7].src = "http://neaap.ncat.org/images/10/r10_c2.jpg"
                normal[8].src = "http://neaap.ncat.org/images/10/r11_c2.jpg"
                normal[9].src = "http://neaap.ncat.org/images/10/r12_c2.jpg"
                normal[10].src = "http://neaap.ncat.org/images/10/r13_c2.jpg"




		//Home Button for subs
                roll[1].src = "http://neaap.ncat.org/images/10/r14_c2_f2.jpg"

                roll[2].src = "http://neaap.ncat.org/images/10/r2_c2_f2.jpg"
                roll[3].src = "http://neaap.ncat.org/images/10/r5_c2_f2.jpg"
                
                roll[5].src = "http://neaap.ncat.org/images/10/r8_c2_f2.jpg"
                roll[6].src = "http://neaap.ncat.org/images/10/r9_c2_f2.jpg"
                roll[7].src = "http://neaap.ncat.org/images/10/r10_c2_f2.jpg"
                roll[8].src = "http://neaap.ncat.org/images/10/r11_c2_f2.jpg"
                roll[9].src = "http://neaap.ncat.org/images/10/r12_c2_f2.jpg"
                roll[10].src = "http://neaap.ncat.org/images/10/r13_c2_f2.jpg"

                                }
function MakeArray(n) {
      this.length = n
      for (var i = 1; i<=n; i++) {
       this[i] = new Image()

                      }
                return this
}

function msover(num) {

if ( browser) { 
loadImage = "Image" + num;
document.images[loadImage].src = roll[num].src
}

                }

function msout(num) {
if ( browser) {
loadImage = "Image" + num;
document.images[loadImage].src = normal[num].src
}
}

// -->