if(navigator.appVersion.charAt(0) >=3){
	var btnimg = new Array();
	for( i = 0 ; i < 12 ; i++ ){
		btnimg[i] = new Image();
	}
	btnimg[0].src= "indexrentallist1.gif";
	btnimg[1].src= "indexrentallist2.gif";
	btnimg[2].src= "indexnew1.gif";
	btnimg[3].src= "indexnew2.gif";
	btnimg[4].src= "indexhouhou1.gif";
	btnimg[5].src= "indexhouhou2.gif";
	btnimg[6].src= "indexshuri1.gif";
	btnimg[7].src= "indexshuri2.gif";
	btnimg[8].src= "indexprofile1.gif";
	btnimg[9].src= "indexprofile2.gif";
	btnimg[10].src= "indexkizaijoho1.gif";
	btnimg[11].src= "indexkizaijoho2.gif";
}
function paintBtn(bim,num){
	if(navigator.appVersion.charAt(0) >= 3 ) {
		document.images[bim].src=btnimg[num].src;
	}
}
function paintBtn2(bim,num){
	if(navigator.appVersion.charAt(0) >= 3 ) {
		document.images['name'].src=btnimg[2].src;
		document.images[bim].src=btnimg[num].src;
	}
}
function paintBtn3(bim,num){
	if(navigator.appVersion.charAt(0) >= 3 ) {
		document.images['name'].src=btnimg[3].src;
		document.images[bim].src=btnimg[num].src;
	}
}