function toggledisplay (id){
	
  if (document.getElementById) { 
    if(document.getElementById(id)){
      var mydiv = document.getElementById(id);
      mydiv.style.display = (mydiv.style.display=='block'?'none':'block');
	}
  }
  
  /*if (document.getElementById) {
	  var str=id.concat("_start");
	  if(document.getElementById(str)){
    	var mydiv = document.getElementById(str);
		mydiv.style.display = (mydiv.style.display=='none'?'block':'none');
	  }
	}
  }*/
}

function multishow(id1,vis1,id2,vis2,id3,vis3){
	//alert(id1);
	show(id1,vis1);
	show(id2,vis2);
	show(id3,vis3);
}
function show(id,vis){
  if (document.getElementById) {
    var mydiv = document.getElementById(id);
	//alert(mydiv);
	//alert(id);
	//alert(vis);
    mydiv.style.display = (vis=='true'?'block':'none');
  }
}