Something

var threadNoCheck = $('#replies tr div a').contains('First post')[0].href;var tN;if(threadNoCheck.indexOf('#') > -1) {	if (threadNoCheck.indexOf('&') > -1){			tN = threadNoCheck.slice(threadNoCheck.indexOf('t=')+2, threadNoCheck.indexOf('&'));	}	else {			tN = threadNoCheck.slice(threadNoCheck.indexOf('t=')+2, threadNoCheck.indexOf('#'));		}	}else{	tN = threadNoCheck.split('t=')[1];}