function asdbgcol(hexcolour,tabnum){
	var supported = document.getElementById && document.styleSheets;
	if (!supported) return;

	ContentElement = document.getElementById('content');
	ContentElement.style.backgroundColor='#'+hexcolour;

	NavlistElement = document.getElementById('tab'+tabnum);
	NavlistElement.style.backgroundColor='#'+hexcolour;
	NavlistElement.style.borderBottom='2px solid #'+hexcolour;

	var cssRules;
	if (document.all) {
	cssRules = 'rules';
	} else if (document.getElementById) {
	cssRules = 'cssRules';
	}
	for (var S = 0; S < document.styleSheets.length; S++){
		for (var R = 0; R < document.styleSheets[S][cssRules].length; R++) {
			if (document.styleSheets[S][cssRules][R].selectorText == '.headercontent') {
			document.styleSheets[S][cssRules][R].style['backgroundColor'] ='#'+hexcolour;
			}
		}
	}

	var date = new Date();
	date.setTime(date.getTime()+(180*24*60*60*1000));
	var expires = ";expires="+date.toGMTString();

	var ascookie='asdyspagebg='+hexcolour+expires+'; path=/dyslexia/'; document.cookie=ascookie;

}