function hideshow(layer1, layer2, nrow){
 hideall(nrow);
 layer1.style.display="none"
 layer2.style.display="block"
}

function showmore(layer1, layer2, layer3, nrow){
 totalhideall(nrow);
 layer1.style.display="block"
 layer2.style.display="block"
 layer3.style.display="none"
}

function showfloorplan(layer1, layer2, layer3, nrow){
 totalhideall(nrow);
 layer1.style.display="block"
 layer2.style.display="block"
 layer3.style.display="none"
}


function hideall(nrow) {
  for(x=1;x<=nrow;x++){
   document.getElementById('ddiv'+x).style.display='none';
	 document.getElementById('sdiv'+x).style.display='block';
  }
}


function totalhideall(nrow) {
  for(x=1;x<=nrow;x++){
   document.getElementById('ddiv'+x).style.display='none';
	 document.getElementById('sdiv'+x).style.display='none';
	 document.getElementById('mdiv'+x).style.display='none';
	 document.getElementById('fdiv'+x).style.display='none';
  }
}


function orighideshow(which){
if (!document.getElementById)
 return
if (which.style.display=="none")
 which.style.display="block"
else
 which.style.display="none"
}