var min=6;
var max=45;
var maxcount = 0;
var mincount = 0;
var max_inc = 0;
var min_inc = 0;
var helements = Array("p","h1","h2","h3","li","strong");


function increaseFontSize() {
	if(maxcount<5)	{
		for (z=0;z<helements.length ;z++ )
		{
		   var p = document.getElementsByTagName(helements[z]);

		   for(i=0;i<p.length;i++) {
			  if(p[i].style.fontSize) {
				 var s = parseInt(p[i].style.fontSize.replace("em",""));
			  } else {
				 var s = 13;
			  }
			  if(s!=max) {
				 s += 1;
			  }

			  p[i].style.fontSize = s+"px";
		   }
		}
		maxcount++;	

	} else {
	}
}

function decreaseFontSize() {
	if(maxcount>-4)	{
		for (z=0;z<helements.length ;z++ )
		{
		   var p = document.getElementsByTagName(helements[z]);

		   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";
		   }
		}
		maxcount--;	
	}


}


function printWindow(){

	bV = parseInt(navigator.appVersion);

	if (bV >= 4) {
		window.print();
	}
}

//if (document.getElementsByTagName)
//	document.getElementsByTagName('link')[0].disabled = true;

function changeCSS(nr)
{
	if (document.getElementsByTagName)
		x = document.getElementsByTagName('link');
	else if (document.all)
		x = document.all.tags('link');
	else
	{
		alert('This script does not work in your browser');
		return;
	}
	nr--;
	for (var i=0;i<x.length;i++)
	{
		dis = !(i == nr);
		x[i].disabled = dis;
	}
}