function fontUp() {
		var current = document.getElementById('contentTag').style.fontSize;
		if (current == "") {
			newSize = "1.1";
		} else {
			newSize = parseFloat(current.replace("em","")) + 0.1;
		}
		document.getElementById('contentTag').style.fontSize = newSize+"em";
	}
	
	function fontDown() {
		var current = document.getElementById('contentTag').style.fontSize;
		if (current == "") {
			newSize = "0.9";
		} else if (current == "0.1em") {
			newSize = "0.1";
		} else {
			newSize = parseFloat(current.replace("em","")) - 0.1;
		}
		document.getElementById('contentTag').style.fontSize = newSize+"em";
	}
	
	function lineHeightUp() {
		var current = document.getElementById('contentTag').style.lineHeight;
		if (current == "") {
			newSize = "1.3";
		} else {
			if (current == "3") {
				newSize = "1.2";
			} else {
				newSize = parseFloat(current.replace("em","")) + 0.1;
			}
		}
		document.getElementById('contentTag').style.lineHeight = newSize;
	}
	
	function myContentThick(fUrl) {
		tb_show('',fUrl+'?height=300&width=500&TB_iframe=true/','');
	}
	
	function myThick2() {
		tb_show('','/o-avtorjih?width=300&TB_iframe=true','');
		setTimeout("$('#TB_closeWindowButton').css({right: \"20px\" })",50);
	}