var how_many_js = 10;
var now = new Date()
var sec = now.getSeconds()
var js1 = sec % how_many_js;
js1 +=1;
if (js1==1) {
url="http://www.dentalinsurancedesk.com/js/pd1.js";
}
if (js1==2) {
url="http://www.dentalinsurancedesk.com/js/pd2.js";
}
if (js1==3) {
url="http://www.dentalinsurancedesk.com/js/pd3.js";
}
if (js1==4) {
url="http://www.dentalinsurancedesk.com/js/pd4.js";
}
if (js1==5) {
url="http://www.dentalinsurancedesk.com/js/pd5.js";
}
if (js1==6) {
url="http://www.dentalinsurancedesk.com/js/pd6.js";
}
if (js1==7) {
url="http://www.dentalinsurancedesk.com/js/pd7.js";
}
if (js1==8) {
url="http://www.dentalinsurancedesk.com/js/pd8.js";
}
if (js1==9) {
url="http://www.dentalinsurancedesk.com/js/pd9.js";
}
if (js1==10) {
url="http://www.dentalinsurancedesk.com/js/pd10.js";
}
document.write("<script type='text/javascript' src='" + url + "'></SCRIPT>");