// JavaScript Document
function checkText(objId, val, state) {
	obj = document.getElementById(objId);
	if ((obj.value == val) && (state == 0)) { obj.value = ''; }
	if ((obj.value == '') && (state == 1)) { obj.value = val; }
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;

  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; 
	}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function preloadButtons() {
	MM_preloadImages('images/about-us-1.gif');
	MM_preloadImages('images/programming-1.gif');
	MM_preloadImages('images/student-life-1.gif');
	MM_preloadImages('images/faculty-and-community-1.gif');
	MM_preloadImages('images/alumni-and-parents-1.gif');
	MM_preloadImages('images/support-1.gif');
	MM_preloadImages('images/menu-separator-1.gif');
}

// locate objects
function findPosX(obj) {
    var curleft = 0;
    if (obj.offsetParent) {
        while (1) {
            curleft+=obj.offsetLeft;
            if (!obj.offsetParent) {
                break;
            }
            obj=obj.offsetParent;
        }
    } else if (obj.x) {
        curleft+=obj.x;
    }
    return curleft;
}
function findPosY(obj) {
    var curtop = 0;
    if (obj.offsetParent) {
        while (1) {
            curtop+=obj.offsetTop;
            if (!obj.offsetParent) {
                break;
            }
            obj=obj.offsetParent;
        }
    } else if (obj.y) {
        curtop+=obj.y;
    }
    return curtop;
}

// USED TO LOCATE SUBMENU ITEMS
function locate(idObj) {
	mainOptionSelected = idObj;

	var tmpObj = document.getElementById("p" + idObj);
	var toLocate = document.getElementById("dropdown" + idObj);
	if(toLocate) {
		toLocate.style.left = findPosX(tmpObj) + 'px';
		toLocate.style.top = findPosY(tmpObj) + 35 + 'px';
	}
}
// USED TO LOCATE SUBMENU ITEMS - THIRD LEVEL
function locate2(idObj) {
	var tmpObj = document.getElementById("s" + idObj);
	var toLocate = document.getElementById("dropdown" + idObj);
	if(toLocate) {
		clearInterval(menuTimer2);
		toLocate.style.left = findPosX(tmpObj) + 170 + 'px';
		toLocate.style.top = findPosY(tmpObj) + 'px';
	}
}

// USED TO HIDE ALL SUBMENU ITEMS
function hideDropDown(id) {
	for(i=1; i<dropDownOptions.length; i++) {
		MM_showHideLayers( 'dropdown' + dropDownOptions[i],'', 'hide');
		//setOff(dropDownOptions[i]);
	}
	//setOff(id)
}

function hideDropDown2(id) {
	MM_showHideLayers('dropdown' + id,'', 'hide');
	clearInterval(menuTimer2);
}


// USED TO SET TIME TO HIDE AUTOMATICALLY SUMENU ITEMS
menuTimer = setInterval('setTimeToHide', 275);
menuTimer = clearInterval(menuTimer);

menuTimer2 = setInterval('setTimeToHide2', 275);
menuTimer2 = clearInterval(menuTimer2);

function setTimeToHide(id) {
	menuTimer = setInterval('hideDropDown(' + id + ');', 275);
}

function setTimeToHide2(id) {
	menuTimer2 = setInterval('hideDropDown2(' + id + ');', 275);
}

// SET MAIN OPTION ON
mainOptionSelected2 = 0;

function setOn(id) {
	leftImage = "left" + id;
	rightImage = "right" + id;
	row = "row" + id;
	link = "p" + id;
	
	leftObj = document.getElementById(leftImage);
	rightObj = document.getElementById(rightImage);
	rowObj = document.getElementById(row);
	linkObj = document.getElementById(link);
	
	if(leftObj) {
		leftObj.src = "images/selected-left.gif";
	}
	
	if(rightObj) {
		rightObj.src = "images/selected-right.gif";
	}
	
	if(rowObj) {
		rowObj.style.backgroundColor = "#ffffff";
	}
	
	if(linkObj) {
		linkObj.className = "redLinkSelected";
	}
}

function setOff(id) {
	if(id != mainOptionSelected2) {
		leftImage = "left" + id;
		rightImage = "right" + id;
		row = "row" + id;
		link = "p" + id;
		
		leftObj = document.getElementById(leftImage);
		rightObj = document.getElementById(rightImage);
		rowObj = document.getElementById(row);
		linkObj = document.getElementById(link);
		
		if(leftObj) {
			leftObj.src = "images/none.gif";
		}
		
		if(rightObj) {
			rightObj.src = "images/none.gif";
		}
		
		if(rowObj) {
			rowObj.style.backgroundColor = "";
		}
		
		if(linkObj) {
			linkObj.className = "redLink";
		}
	}
}

function setOffDrop(id) {
	tmpObj = document.getElementById(id);
	if(tmpObj) {
		tmpObj.className = "off";
	}
}
function setOnDrop(id) {
	tmpObj = document.getElementById(id);
	if(tmpObj) {
		tmpObj.className = "on";
	}
}

function locateNews() {
	tmpObj = document.getElementById("banner2");
	toLocate = document.getElementById("newsScroll");
	if(toLocate) {
		toLocate.style.left = findPosX(tmpObj) + 690 + 'px';
		toLocate.style.top = findPosY(tmpObj) + 25 + 'px';
		MM_showHideLayers('newsScroll','', 'show');
	}	
}

/* AJAX - EVENT */
function ajaxObject() {
	var ajaxObject=false;
	try {
		/* DIFERENT BROWSERS */
		ajaxObject = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (e) {
		try {
			/* IE */
			ajaxObject = new ActiveXObject("Microsoft.XMLHTTP");
		}
		catch (E) {
			ajaxObject = false;
		}
	}
	
	if (!ajaxObject && typeof XMLHttpRequest!='undefined') {
		ajaxObject = new XMLHttpRequest();
	}
	return ajaxObject;
}