if(br=="N"){
	doLayer('come',0,0,160,130)
	doLayer('use',1,175,160,170)
	doLayer('about',2,400,160,150)
	
}
else {
    doDiv('come',0,0,160,130)
	doDiv('use',1,175,160,170)
	doDiv('about',2,400,160,150)
	
}