// ***************************
// *** UTIL
// ***************************

function toggleLayerSwitch(sName, sName2){
	oLayer = getObj(sName);
	oLayer2 = getObj(sName2);
	if(oLayer != null)
		{	
		if (oLayer.style.display == "none")
		{
			oLayer.style.display = "";
			oLayer2.className = 'open';
		} 
		else 
		{
			oLayer.style.display = "none";
			oLayer2.className = 'close';
		}
	}
}

var bFirstLoad = 1;
var iIntervalID = null;

function documentLoad(){
	clearInterval(iIntervalID);
	if (is_nav4 && bFirstLoad){
		bFirstLoad = 0;
		iIntervalID = setInterval("documentLoad()",200);
	} else {
		for(var i=0;i<loadEventor.length;i++){
			loadEventor[i]();
		}
	}
}

var min=8;
var max=18;
function increaseFontSize() {
   var p = document.getElementsByTagName('p');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 12;
      }
      if(s!=max) {
         s += 1;
      }
      p[i].style.fontSize = s+"px"
   }
}
function decreaseFontSize() {
   var p = document.getElementsByTagName('p');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 12;
      }
      if(s!=min) {
         s -= 1;
      }
      p[i].style.fontSize = s+"px"
   }   
}