function showHide(obj,Hous,imgId,total){
document.getElementById(Hous + 'text').style.display='none';
for(j = 1; j <= total; j++) 
{
if(j!=imgId) 
{
document.getElementById(Hous + j).style.display = 'none';
document.getElementById(Hous + 'tit' + j).style.display='none';
}
}
document.getElementById(Hous + imgId).style.display='block';
document.getElementById(Hous + 'tit' + imgId ).style.display='block';
 
}