/**
 * @author Jason J. Jaeger
 */

///////Search box text replace
var clearInputValue = Array();

function clearInput(thisObj){
	if(!clearInputValue[thisObj.id]){
		clearInputValue[thisObj.id] = thisObj.value;
		thisObj.value = "";
		thisObj.style.color = "#B20838";
	}
}

function replaceInput(thisObj){
	if(thisObj.value == ""){
		thisObj.value = clearInputValue[thisObj.id];
		thisObj.style.color = "#DB7385";
		clearInputValue[thisObj.id]= false;
	}
}

var myrules3 = {
	'.searchForm input' : function(element){
		element.onfocus = function(){
			clearInput(element);
		}
		element.onblur = function(){
			replaceInput(element);
		}
	}
};

Behaviour.register(myrules3);


///////Text REsize
var currentSize = 12;
var increment = 2;
var maxSize = 30;
var minSize = 12;

var myrules2 = {
	'#growText' : function(el){
		el.onclick = function(){
			currentSize = parseFloat(currentSize) + increment;
			setFontSize();	
		};
	},
	'#shrinkText' : function(el){
		el.onclick = function(){
			currentSize = parseFloat(currentSize) - increment;
			setFontSize();	
		};
	},
	'#goAAA' : function(el){
		el.onclick = function(){
			var obj = xDOM('select21');
			//alert(obj.value);
			if(!obj.value || obj.value == "#"){
				alert('Please select an Area Agency on Aging from the dropdown list.')
			}else{
				window.location = "default.aspx?id="+obj.value;
			}
				
		};
	},
	'#goCounty' : function(el){
		el.onclick = function(){
			var obj = xDOM('select15');
			//alert(obj.value);
			if(!obj.value || obj.value == "#"){
				alert('Please select a County from the dropdown list.')
			}else{
				window.location = "default.aspx?id="+obj.value;
			}
				
		};
	},
	'#goTribe' : function(el){
		el.onclick = function(){
			var obj = xDOM('select18');
			//alert(obj.value);
			if(!obj.value || obj.value == "#"){
				alert('Please select a Tribe from the dropdown list.')
			}else{
				window.location = "default.aspx?id="+obj.value;
			}
				
		};
	}
};

Behaviour.register(myrules2);

addEvent(window, 'load', function(){
	//alert(readCookie('fontSize'));
	if(readCookie('fontSize')){
		currentSize = parseFloat(readCookie('fontSize'));
		if(currentSize > maxSize){ currentSize = maxSize;}
		if(currentSize < minSize){ currentSize = minSize;}	
		document.body.style.fontSize = currentSize +'px';
	}
});

function setFontSize(){
	if(currentSize > maxSize){ currentSize = maxSize;}
	if(currentSize < minSize){ currentSize = minSize;}
	document.body.style.fontSize = currentSize +'px';	
	createCookie('fontSize',currentSize,365);
}

//cookie functions from http://www.quirksmode.org/js/cookies.html
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 false;
}

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

function addEvent(obj, evType, fn){ 
	//http://onlinetools.org/articles/unobtrusivejavascript/chapter4.html
	 if (obj.addEventListener){ 
	   obj.addEventListener(evType, fn, false); 
	   return true; 
	 } else if (obj.attachEvent){ 
	   var r = obj.attachEvent("on"+evType, fn); 
	   return r; 
	 } else { 
	   return false; 
	 } 
}