/*****
Copyright © 2011 UC Regents and ALEKS Corporation
ALEKS® is a registered trademark of ALEKS Corporation.
*****/
function di(b){return document.getElementById(b);}var w_or=0;function sel(j,w_jr){if(w_or!=j){var w_Oo=(w_jr?w_jr:'');di('but_'+j).is_ds=false;di('but_'+j).className=w_Oo+'ssbs';di('sbut_'+j).className=w_Oo+'subs';}}function uns(K,w_jr){if(w_or!=K){var w_Oo=(w_jr?w_jr:'');di('but_'+K).is_ds=true;timeoutID=setTimeout(function(){if(di('but_'+K).is_ds){di('but_'+K).className=w_Oo+'ssb';di('sbut_'+K).className=w_Oo+'sub';}},1);}}var w_88=false;function inputFocus(input){if(w_88){input.className=w_88;
}w_88=input.className;input.className=w_88+' searchHighlighted';}function inputBlur(input){input.className=w_88;}function sm(S){w_or=S;if(w_or!=0){di('but_'+w_or).className='ssbs';di('sbut_'+w_or).className='subs';}}function validateEmail(m){if(/^\w+([\/\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(m)){return(true);}return(false);}function validateEmailDNS(n){if(validateEmail(n)){return('true'==w_RN('/aleks/webrpc','action=check_email&email='+n,true).responseText);}return(false);}var U=[];function hide_show(node,flag){
var block=document.getElementById(node);var P=document.getElementById('link_'+node);var I=document.getElementById('text_'+node);if(flag=='hide'){block.style.display='none';P.src="/aleks/gif/rightarrow2.gif";I.style.textDecoration='underline';I.style.fontWeight='';I.style.color='';}else{block.style.display='';P.src="/aleks/gif/downarrow3.gif";I.style.textDecoration='none';I.style.fontWeight='bold';I.style.color='#000000';}}function toggle(node){var block=document.getElementById(node);var K=document.getElementById('link_'+node);
if(block.style.display=='none'){block.style.display='block';K.src="/aleks/gif/downarrow4.gif";}else{block.style.display='none';K.src="/aleks/gif/rightarrow3.gif";}}function toggle_all(){var P=document.getElementById('text_all');for(var A=0;A<sections_list.length;A++){if(P.innerHTML=='Expand all'){document.getElementById(sections_list[A]).style.display='block';document.getElementById('link_'+sections_list[A]).src="/aleks/gif/downarrow4.gif";}else{document.getElementById(sections_list[A]).style.display='none';
document.getElementById('link_'+sections_list[A]).src="/aleks/gif/rightarrow3.gif";}}if(P.innerHTML=='Collapse all'){P.innerHTML='Expand all';document.getElementById('link_all').src="/aleks/gif/rightarrow3.gif";}else{P.innerHTML='Collapse all';document.getElementById('link_all').src="/aleks/gif/downarrow4.gif";}}