// JavaScript Document
function SwapIn(menu){
  themenu = document.getElementById(menu);
  themenu.style.display = 'block';
}
function SwapOut(menu){
  themenu = document.getElementById(menu);
  themenu.style.display = 'none';
}

function toggleDepartments(){
	themenu = document.getElementById('departments');
	theimage = document.getElementById('departmentsArrows');
	
	var url = window.location.href;
	var process = [];
	
	/*if (url.search(/NATR/i) > -1) {
	  process = ['mathTab','artsTab','businessTab','agricultureTab','onlineTab'];
	} */
	
	if (url.search(/AGRI/i) > -1) {
	  process = ['mathTab','artsTab','businessTab','onlineTab'];
	}
	
	if (url.search(/AHSS/i) > -1 ) {
	  process = ['mathTab','agricultureTab','businessTab','onlineTab'];
	}
	
	if (url.search(/BUS/i) >-1) {
	  process = ['mathTab','agricultureTab','artsTab','onlineTab'];
	}
	
	
	if (url.search(/MST/i) > -1) {
	  process = ['businessTab','agricultureTab','artsTab','onlineTab'];
	}
	
	if (url.search(/ONLINE/i) > -1) {
	  process = ['businessTab','agricultureTab','artsTab','mathTab'];
	}
	/*
	 * Need to add code here to handle the other tabs.
	 *
	 *  if(url.search(/MATHEMATICS/i) >  -1 ) {
	 *    process =['natrTab','artsTab','businessTab','agricultureTab'];
	 *  }
	 *
	 */
	var index = 0;
	
	for(var i=0;i<process.length;i++){ 
	  theEl = document.getElementById(process[i]);
	  if (theEl.style.display == 'none') {
		  theEl.style.display = 'block';
	  }
	  else {
		  theEl.style.display = 'none';
	  }
	}
	
	
	
	if (theimage.src == "http://www.umcrookston.edu/academics/elements/images/nav_arrow.gif") {
		theimage.src = "http://www.umcrookston.edu/academics/elements/images/navarrow_rotated.gif";
	}
	else {
		theimage.src="http://www.umcrookston.edu/academics/elements/images/nav_arrow.gif";

	}
	/*
	if (themenu.style.display == 'none') {
		themenu.style.display = 'block';
		theimage.src="/newacademics/elements/images/navarrow_rotated.gif";
	}
	else {
		themenu.style.display = 'none';
		theimage.src="/newacademics/elements/images/nav_arrow.gif";
	}
	*/
	return false;
}