// Script copyright of DEsignED and the Bradford City Centre Project 2008

var min=6;
var max=20;
var tgs = new Array('p', 'div', 'ul', 'li', 'span' ,'td','tr');

function increaseFontSize() {

for ( j = 0 ; j < tgs.length ; j++ ) {
	changes = document.getElementsByTagName( tgs[j] );

	   for(i=0; i<changes.length; i++) {
	      if(changes[i].style.fontSize) {
	         var s = parseInt(changes[i].style.fontSize.replace("pt",""));
	      } else {
	         var s = 12;
	      }
	      if(s!=max) {
	         s += 1;
	      }
	      changes[i].style.fontSize = s+"pt"
	   }
	}
}

function decreaseFontSize() {

for ( j = 0 ; j < tgs.length ; j++ ) {
	changes = document.getElementsByTagName( tgs[j] );

	   for(i=0; i<changes.length; i++) {
	      if(changes[i].style.fontSize) {
	         var s = parseInt(changes[i].style.fontSize.replace("pt",""));
	      } else {
	         var s = 12;
	      }
	      if(s!=min) {
	         s -= 1;
	      }
	      changes[i].style.fontSize = s+"pt"
	   }   
	}
}

   if (screen.width < 800) {
	document.getElementById("menu").style.left='80px';
   }