function preLoadImages(){
var d = new Array();
d[1]= new Image();
d[1].src= 'http://www.edunetconnect.com/buttons/directory_p.gif';
d[2]= new Image();
d[2].src= 'http://www.edunetconnect.com/buttons/sub-health_o.gif';
d[3]= new Image();
d[3].src= 'http://www.edunetconnect.com/buttons/sub-history.gif';
d[4]= new Image();
d[4].src= 'http://www.edunetconnect.com/buttons/econnect_p.gif';
d[5]= new Image();
d[5].src= 'http://www.edunetconnect.com/buttons/sub-arts_o.gif';
d[6]= new Image();
d[6].src= 'http://www.edunetconnect.com/buttons/directory.gif';
d[7]= new Image();
d[7].src= 'http://www.edunetconnect.com/buttons/sub-communications_o.gif';
d[8]= new Image();
d[8].src= 'http://www.edunetconnect.com/buttons/sub-health.gif';
d[9]= new Image();
d[9].src= 'http://www.edunetconnect.com/buttons/award.gif';
d[10]= new Image();
d[10].src= 'http://www.edunetconnect.com/buttons/schools.gif';
d[11]= new Image();
d[11].src= 'http://www.edunetconnect.com/buttons/teachers_p.gif';
d[12]= new Image();
d[12].src= 'http://www.edunetconnect.com/buttons/library.gif';
d[13]= new Image();
d[13].src= 'http://www.edunetconnect.com/buttons/sub-society.gif';
d[14]= new Image();
d[14].src= 'http://www.edunetconnect.com/buttons/sub-society_o.gif';
d[15]= new Image();
d[15].src= 'http://www.edunetconnect.com/buttons/award_p.gif';
d[16]= new Image();
d[16].src= 'http://www.edunetconnect.com/buttons/sub-science_o.gif';
d[17]= new Image();
d[17].src= 'http://www.edunetconnect.com/buttons/sub-geo.gif';
d[18]= new Image();
d[18].src= 'http://www.edunetconnect.com/buttons/sub-careers.gif';
d[19]= new Image();
d[19].src= 'http://www.edunetconnect.com/buttons/sub-science.gif';
d[20]= new Image();
d[20].src= 'http://www.edunetconnect.com/buttons/edudir_p.gif';
d[21]= new Image();
d[21].src= 'http://www.edunetconnect.com/buttons/home.gif';
d[22]= new Image();
d[22].src= 'http://www.edunetconnect.com/buttons/teachers.gif';
d[23]= new Image();
d[23].src= 'http://www.edunetconnect.com/buttons/time_p.gif';
d[24]= new Image();
d[24].src= 'http://www.edunetconnect.com/buttons/edhunters.gif';
d[25]= new Image();
d[25].src= 'http://www.edunetconnect.com/buttons/sub-math.gif';
d[26]= new Image();
d[26].src= 'http://www.edunetconnect.com/buttons/schools_p.gif';
d[27]= new Image();
d[27].src= 'http://www.edunetconnect.com/buttons/sub-geo_o.gif';
d[28]= new Image();
d[28].src= 'http://www.edunetconnect.com/buttons/edudir.gif';
d[29]= new Image();
d[29].src= 'http://www.edunetconnect.com/buttons/sub-careers_o.gif';
d[30]= new Image();
d[30].src= 'http://www.edunetconnect.com/buttons/library_p.gif';
d[31]= new Image();
d[31].src= 'http://www.edunetconnect.com/buttons/sub-communications.gif';
d[32]= new Image();
d[32].src= 'http://www.edunetconnect.com/buttons/sub-lang_o.gif';
d[33]= new Image();
d[33].src= 'http://www.edunetconnect.com/buttons/sub-math_o.gif';
d[34]= new Image();
d[34].src= 'http://www.edunetconnect.com/buttons/home_p.gif';
d[35]= new Image();
d[35].src= 'http://www.edunetconnect.com/buttons/learning.gif';
d[36]= new Image();
d[36].src= 'http://www.edunetconnect.com/buttons/books_p.gif';
d[37]= new Image();
d[37].src= 'http://www.edunetconnect.com/buttons/time.gif';
d[38]= new Image();
d[38].src= 'http://www.edunetconnect.com/buttons/books.gif';
d[39]= new Image();
d[39].src= 'http://www.edunetconnect.com/buttons/edhunters_p.gif';
d[40]= new Image();
d[40].src= 'http://www.edunetconnect.com/buttons/sub-lang.gif';
d[41]= new Image();
d[41].src= 'http://www.edunetconnect.com/buttons/sub-arts.gif';
d[42]= new Image();
d[42].src= 'http://www.edunetconnect.com/buttons/sub-history_o.gif';
d[43]= new Image();
d[43].src= 'http://www.edunetconnect.com/buttons/econnect.gif';
d[44]= new Image();
d[44].src= 'http://www.edunetconnect.com/buttons/learning_o.gif';
d[45]= new Image();
d[45].src= 'http://www.edunetconnect.com/buttons/learning_p.gif';
}