/* _js/times/text.js 
 */ 

function bigger() { 
	var cur = getCurrent(); 
	switch (cur) { 
	case "Minus 1": 
		setCurrent("default"); 
		break; 
	case "default": 
		setCurrent("Plus 1"); 
		break; 
	case "Plus 1": 
		setCurrent("Plus 2"); 
		break; 
	case "Plus 2": 
		setCurrent("Plus 3"); 
		break; 
	case "Plus 3": 
		setCurrent("Plus 4"); 
		break; 
	case "Plus 4": 
		setCurrent("Minus 1"); 
		break; 
	default: 
		setCurrent("default"); 
		break;
	} 
} 

function smaller() { 
	var cur = getCurrent(); 
	switch (cur) { 
	case "Minus 1": 
		setCurrent("Plus 4"); 
		break; 
	case "default": 
		setCurrent("Minus 1"); 
		break; 
	case "Plus 1": 
		setCurrent("default"); 
		break; 
	case "Plus 2": 
		setCurrent("Plus 1"); 
		break; 
	case "Plus 3": 
		setCurrent("Plus 2"); 
		break; 
	case "Plus 4": 
		setCurrent("Plus 3"); 
		break; 
	default: 
		setCurrent("default"); 
		break;
	} 
} 

function getCurrent() { 
	var a; 
  for(var i = 0; (a = document.getElementsByTagName("link")[i]); i++) {
    if (a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && ! a.disabled) { 
    	return a.getAttribute("title");
    } 
  }
  return null;
} 

function setCurrent(which) { 
	var a; 
	for(var i = 0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if (a.getAttribute("title") == which) { 
      	a.disabled = false;
    	} 
    }
  }
}