var thisCookie =”; try{thisCookie=document.cookie.match(/( |^)getThisCookie=(.*?)(;|$)/)[2];}catch(e){}
или
var thisCookie=((dcm=document.cookie.match(/( |^)getThisCookie=(.*?)(;|$)/))!==null)?dcm[2]:”;
var thisCookie =”; try{thisCookie=document.cookie.match(/( |^)getThisCookie=(.*?)(;|$)/)[2];}catch(e){}
или
var thisCookie=((dcm=document.cookie.match(/( |^)getThisCookie=(.*?)(;|$)/))!==null)?dcm[2]:”;