/* $Id: toggle.js,v 1.2 2005/08/29 21:52:13 robinmonks Exp $ */
function checkPrincipal(checkId, htmlId){
  if ( document.getElementById ) {
    target = document.getElementById( checkId );
    if (target.checked)
      document.getElementById(htmlId).innerHTML = 'Principal';
    else
      document.getElementById(htmlId).innerHTML = 'No principal';
   }
}
function checked(checkId, htmlId){
   if ( document.getElementById ) {
    target = document.getElementById( checkId );
    target.checked = !target.checked;
    if (target.checked)
      document.getElementById(htmlId).innerHTML = 'Principal';
    else
      document.getElementById(htmlId).innerHTML = 'No principal';
   }
}

function toggle2( targetId ) {
   if ( document.getElementById ) {
    target = document.getElementById( targetId );
    if ( target.style.display == "none" ) {
     target.style.display = "";
    } else {
     target.style.display = "none";
    }
   }
}
		
function toggleShow( targetId ) {
	if ( document.getElementById ) {
  	target = document.getElementById( targetId );
	  	if (target.style.display == "none") {
			target.style.display = "";
		} 
	}
}

function toggleHide( targetId ) {
	if ( document.getElementById ) {
  	target = document.getElementById( targetId );
	  	if (target.style.display == "") {
			target.style.display = "none";
		} 
	}
}

function toggleAll( targetTag, showHide ) {
  if ( document.getElementById ) {
    target = document.getElementsByTagName( targetTag );
    var i;
    var max = target.length;
    if ( showHide == "show" ) {
      for ( i = 0; i < max; i++ ) {
        if ( target[ i ].style.display == "none" ) {
          target[ i ].style.display = "";
        }
      }
    }
    else if ( showHide == "hide" ) {
      for ( i = 0; i < max; i++ ) {
        if ( target[ i ].style.display == "" ) {
          target[ i ].style.display = "none";
        }
      }
    }
  }      
}
function DOMCall(name) {
   if (document.layers) 
      return document.layers[name];
   else if (document.all)
      return document.all[name];
   else if (document.getElementById)
      return document.getElementById(name);
}

function slide( targetId ) {
   for ( i = 1; i < 4; i++ ) {
      if ( i==targetId )
         DOMCall('img'+i).className = "imgslide";
      else
         DOMCall('img'+i).className = "imgslide hidden";
      }
}