var buyinghome = new Image();
buyinghome.src = 'images/buyinghome_btn.gif';
var buyinghomeover = new Image();
buyinghomeover.src = 'images/buyinghome_btn-over.gif';

var aboutus = new Image();
aboutus.src = 'images/aboutus_btn.gif';
var aboutusover = new Image(); 
aboutusover.src = 'images/aboutus_btn-over.gif'

var contactus = new Image();
contactus.src = 'images/contactus_btn.gif';
var contactusover = new Image();
contactusover.src = 'images/contactus_btn-over.gif';

var relocation = new Image();
relocation.src = 'images/relocation_btn.gif';
var relocationover = new Image();
relocationover.src = 'images/relocation_btn-over.gif';

var sellinghome = new Image();
sellinghome.src = 'images/sellinghome_btn.gif';
var sellinghomeover = new Image();
sellinghomeover.src = 'images/sellinghome_btn-over.gif';

var schools = new Image();
schools.src = 'images/schools_btn.gif';
var schoolsover = new Image();
schoolsover.src = 'images/schools_btn-over.gif';

var communityinfo = new Image();
communityinfo.src = 'images/communityinfo_btn.gif';
var communityinfoover = new Image();
communityinfoover.src = 'images/communityinfo_btn-over.gif';

var hotproperties = new Image();
hotproperties.src = 'images/hotproperties_btn.jpg';
var hotpropertiesover = new Image();
hotpropertiesover.src = 'images/hotproperties_btn-over.jpg';

var marketanalysis = new Image();
marketanalysis.src = 'images/marketanalysis_btn_img.gif';
var marketanalysisover = new Image();
marketanalysisover.src = 'images/marketanalysis_btn_img-over.gif';