// JavaScript Document
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


// change text approach 1

var minTxtSize = 75;
var maxTxtSize = 125;
var i=16;

function incSize() {
	var num = i++;
	var div = document.getElementById("content_inner");
	if (maxTxtSize != i) {
		div.style.fontSize = num + "px";
	} else {
		/*
		document.getElementById("size_1").disabled= true;
		document.getElementById("size_2").disabled= false;
		*/
		return;
	}
}

function decSize() {
	var num = i--;
	var div = document.getElementById("content_inner");
	if (minTxtSize != i) {
		div.style.fontSize = num + "px";
	} else {
		/*
		document.getElementById("size_1").disabled= false;
		document.getElementById("size_2").disabled= true;
		*/
	return;
	}
}


// change text approach 2

function changeTxt(theSize) {
	var num = i + theSize + 5;
	var div = document.getElementById("content_inner");
	if (minTxtSize != i) {
		div.style.fontSize = num + "%";
	} else {
		/*
		document.getElementById("size_1").disabled = true;
		document.getElementById("size_2").disabled = false;
		*/
	return;
	}
}


// change text approach 3

var min=8;
var max=18;

function increaseFontSize() {
	 var div = document.getElementById("content_inner");
   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;
      }
      div.style.fontSize = s+"px"
			//p[i].style.fontSize = s+"px"
   }
}
function decreaseFontSize() {
	 var div = document.getElementById("content_inner");
   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;
      }
       div.style.fontSize = s+"px"
			 //p[i].style.fontSize = s+"px"
   }   
}