https://www.ufsm.br/app/themes/ufsm/js/contraste.js?ver=v1.0.14

1var applied = localStorage.getItem("applied") == "true";
2if (applied){
3	var timeInMs = Date.now();
4	var url_css = "/app/themes/ufsm/css/contraste.css?Ver="+timeInMs;
5	var lnk = document.createElement('link');
6	lnk.setAttribute('type', "text/css" );
7	lnk.setAttribute('rel', "stylesheet" );
8	lnk.setAttribute('id', "contraste" );
9	lnk.setAttribute('href', url_css );  
10  jQuery('body').addClass('contraste');
11	document.getElementsByTagName("head").item(0).appendChild(lnk);
12} else {
13	if(jQuery("body").hasClass("contraste")){
14		jQuery('body').removeClass('contraste');
15        jQuery("#contraste").remove();
16	}
17}
18function contraste(){
19	if(!applied){
20		var timeInMs = Date.now();
21		var url_css = "/app/themes/ufsm/css/contraste.css?Ver="+timeInMs;
22		var lnk = document.createElement('link');
23		lnk.setAttribute('type', "text/css" );
24		lnk.setAttribute('rel', "stylesheet" );
25		lnk.setAttribute('id', "contraste" );
26		lnk.setAttribute('href', url_css );  
27        jQuery('body').addClass('contraste');
28		document.getElementsByTagName("head").item(0).appendChild(lnk);
29		applied = true;
30	} else { 
31		if(jQuery("body").hasClass("contraste")){
32			jQuery('body').removeClass('contraste');
33					jQuery("#contraste").remove();
34		}
35		applied = false;
36	}
37	localStorage.setItem("applied", applied);
38}