function changeFontSize(inc)
{
	
var p = document.getElementsByTagName('p');
var span = document.getElementsByTagName('span');

for(n=0; n<p.length; n++) {
if(p[n].style.fontSize) {
 var size = parseInt(p[n].style.fontSize.replace("px", ""));
} else {
 var size = 12;
}
p[n].style.fontSize = size+inc + 'px';
 }
 
for(sn=0; sn<span.length; sn++) {
if(span[sn].style.fontSize) {
var ssize = parseInt(span[sn].style.fontSize.replace("px", ""));
} else {
 var ssize = 12;
}
span[sn].style.fontSize = ssize+inc + 'px';
 }

}

function printPage() 
{ 
 var sOption="toolbar=yes,location=no,directories=yes,menubar=yes,"; 
 sOption+="scrollbars=yes,width=750,height=600,left=100,top=25"; 

 var sWinHTML = document.getElementById('content').innerHTML; 
 
 var winprint=window.open("","",sOption); 
 winprint.document.open(); 
 winprint.document.write('<html><link href=/print.css rel=stylesheet><body>'); 
 winprint.document.write(sWinHTML);
 winprint.document.write('</body></html>'); 
 winprint.document.close(); 
 winprint.focus(); 
}
