// JavaScript Document

//Jump Menu - Start
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

//Navigation - Start
function onChange (theId) {
	var nav=["student-housing","requirements","contact","information"];
	for (x in nav) {
  		el = document.getElementById(nav[x]);
		if (el.className == "active-tab" && nav[x] == theId) {
			//do nothing
		} else if (el.className != "active-tab" && nav[x] == theId) {
			el.className = "active-tab";
			el = document.getElementById(nav[x] + '-links');
			el.style.display = 'block';
		} else {
			el.className = "";
			el = document.getElementById(nav[x] + '-links');
			el.style.display = 'none';
		}
  	}
}

function backendOnChange (theId) {
	var nav=["properties","maps","leases","images","requirements","backup-restore","logout"];
	for (x in nav) {
  		el = document.getElementById(nav[x]);
		if (el.className == "active-tab" && nav[x] == theId) {
			//do nothing
		} else if (el.className != "active-tab" && nav[x] == theId) {
			el.className = "active-tab";
			el = document.getElementById(nav[x] + '-links');
			el.style.display = 'block';
		} else {
			el.className = "";
			el = document.getElementById(nav[x] + '-links');
			el.style.display = 'none';
		}
  	}
}

/* Details Page Images */
this.imagePreview = function(){			
		xOffset = 10;
		yOffset = 30;		
		// these 2 variable determine popup's distance from the cursor
		// you might want to adjust to get the right result
		
	$("a.preview").hover(function(e){
		this.t = this.title;
		this.title = "";	
		var c = (this.t != "") ? "<br/>" + this.t : "";
		$("body").append("<p id='preview'><img src='"+ this.href +"' alt='Image preview' />"+ c +"</p>");								 
		$("#preview")
			.css("top",(e.pageY - xOffset) + "px")
			.css("left",(e.pageX + yOffset) + "px")
			.fadeIn("fast");						
    },
	function(){
		this.title = this.t;	
		$("#preview").remove();
    });	
	$("a.preview").mousemove(function(e){
		$("#preview")
			//.css("top",(e.pageY - xOffset) + "px")
			//.css("left",(e.pageX + yOffset) + "px");
			.css("top",(e.pageY - yOffset) + "px")
			.css("left",(e.pageX + xOffset) + "px");
	});			
};

// starting the script on page load
/*
$(document).ready(function(){
	imagePreview();
});
*/