function switch_ectabs(ectab) {
	var ectabs = document.getElementById('ectabs').getElementsByTagName('li').length;
	//switch off all tabs and content
	for (i=0; i < ectabs; i++) {
		document.getElementById('ectab'+(i+1)).className = '';
		document.getElementById('ectab'+(i+1)+'_content').style.display = 'none';
	}
	//switch on the selected tab and content
	document.getElementById(ectab).className = 'selected';
	document.getElementById(ectab+'_content').style.display = 'block';
}

function switch_eftabs2(eftab) {
	var eftabs = document.getElementById('eftabs').getElementsByTagName('li').length;
	//switch off all tabs and content
	for (i=0; i < eftabs; i++) {
		document.getElementById('eftab'+(i+1)).className = '';
		document.getElementById('eftab'+(i+1)+'_content').style.display = 'none';
	}
	//switch on the selected tab and content
	document.getElementById(eftab).className = 'selected';
	document.getElementById(eftab+'_content').style.display = 'block';
}


function switch_eftabs(eftab) {
	var eftabs = document.getElementById('eftabs').getElementsByTagName('li').length;
	eftabs = 8;
	//switch off all tabs and content
	for (i=0; i < eftabs; i++) {
		document.getElementById('eftab'+(i+1)).className = '';
		document.getElementById('eftab'+(i+1)+'_content').style.display = 'none';
	}
	//switch on the selected tab and content
	document.getElementById(eftab).className = 'selected';
	document.getElementById(eftab+'_content').style.display = 'block';
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function switch_lntabs(lntab) {
	var lntabs = document.getElementById('lntabs').getElementsByTagName('li').length;
	//switch off all tabs and content
	for (i=0; i < lntabs; i++) {
		document.getElementById('lntab'+(i+1)).className = '';
		document.getElementById('lntab'+(i+1)+'_content').style.display = 'none';
	}
	//switch on the selected tab and content
	document.getElementById(lntab).className = 'selected';
	document.getElementById(lntab+'_content').style.display = 'block';
	
	eraseCookie('newstab');
	createCookie('newstab',lntab,7);
	var tabdisplay = readCookie('newstab');
}


function switch_cptabs(cptab) {
	var cptabs = document.getElementById('cptabs').getElementsByTagName('li').length;
	//switch off all tabs and content
	for (i=0; i < cptabs; i++) {
		document.getElementById('cptab'+(i+1)).className = '';
		document.getElementById('cptab'+(i+1)+'_content').style.display = 'none';
	}
	//switch on the selected tab and content
	document.getElementById(cptab).className = 'selected';
	document.getElementById(cptab+'_content').style.display = 'block';
}


function switch_fitabs(fitab) {
	var fitabs = document.getElementById('fitabs').getElementsByTagName('li').length;
	//switch off all tabs and content
	for (i=0; i < fitabs; i++) {
		document.getElementById('fitab'+(i+1)).className = '';
		document.getElementById('fitab'+(i+1)+'_content').style.display = 'none';
	}
	//switch on the selected tab and content
	document.getElementById(fitab).className = 'selected';
	document.getElementById(fitab+'_content').style.display = 'block';
}


function switch_atabs(atab) {
	var atabs = document.getElementById('atabs').getElementsByTagName('li').length;
	//switch off all tabs and content
	for (i=0; i < atabs; i++) {
		document.getElementById('atab'+(i+1)).className = '';
		document.getElementById('atab'+(i+1)+'_content').style.display = 'none';
	}
	//switch on the selected tab and content
	document.getElementById(atab).className = 'selected';
	document.getElementById(atab+'_content').style.display = 'block';
}


function switch_iatabs(iatab) {
	var iatabs = document.getElementById('iatabs').getElementsByTagName('li').length;
	//switch off all tabs and content
	for (i=0; i < iatabs; i++) {
		document.getElementById('iatab'+(i+1)).className = '';
		document.getElementById('iatab'+(i+1)+'_content').style.display = 'none';
	}
	//switch on the selected tab and content
	document.getElementById(iatab).className = 'selected';
	document.getElementById(iatab+'_content').style.display = 'block';
}