var i, img_top, img_bottom;

i=0;
img_top=new Array();

img_top[0]="i/center-contacts.jpg";
img_top[1]="i/center-homepage.jpg";
img_top[2]="i/center-profile.jpg";
img_top[3]="i/center-projects.jpg";

img_bottom=new Array();
img_bottom[0]="i/pr1g.gif";
img_bottom[1]="i/pr2g.gif";
img_bottom[2]="i/pr3g.gif";
img_bottom[3]="i/pr4g.gif";
img_bottom[4]="i/pr5g.gif";
img_bottom[5]="i/pr6g.gif";
img_bottom[6]="i/pr7g.gif";
img_bottom[7]="i/pr8g.gif";
img_bottom[8]="i/pr9g.gif";
img_bottom[9]="i/pr10g.gif";
img_bottom[10]="i/pr11g.gif";
img_bottom[11]="i/pr12g.gif";
img_bottom[12]="i/pr13g.gif";
img_bottom[13]="i/pr14g.gif";


function rotate_bottom_image()
{
		var j1, j2, j3;

		try {
			j1 = Math.round((img_bottom.length-1)*Math.random());
			j2 = j1>0 ? j1-1 : img_bottom.length-1;
			j3 = j1<(img_bottom.length-1) ? j1+1 : 0;
			document.getElementById("bottomImage1").src=img_bottom[j1];
			document.getElementById("bottomImage2").src=img_bottom[j2];
			document.getElementById("bottomImage3").src=img_bottom[j3];
		} catch (e) {
		}
}

function PreloadImages(mode){
	var j;
	for(j=0;j<img_top.length; j++) MM_preloadImages(img_top[j]);
	if(mode==1)
	{
		for(j=0;j<img_bottom.length; j++) MM_preloadImages(img_bottom[j]);
	}
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}