function changeBranch(wh){
	for (i=1;i<=numBranches;i++)
	  if (i!=wh) {
	    document.getElementById('Address'+i).style.display='none'
	  }
	  else {
	    document.getElementById('Address'+i).style.display=''
	  }
}

function changeBg(suf){
	document.getElementById('mapa').src='/img/'+imgNamePrefix+suf+'.gif'
}