function initScripts() { initStripes(); initTicker(); helpBox(); window.name = "UniversityOfNewcastleUponTyne"; } /**************************************************** * TABLE row/column stripes: * by Paul Thompson * University of Newcastle upon Tyne * Webteam ( http://www.ncl.ac.uk ) ****************************************************/ function initStripes() { var list = document.getElementsByTagName('ul'); for (var l = 0; l < list.length; l++) { if (list[l].className.match(/striped/i)) { var rows = list[l].getElementsByTagName("li"); var even=false; for (var r = 0; r < rows.length; r++) { rows[r].className=even ? 'even' : 'odd'; even = ! even; } } } var list = document.getElementsByTagName('ol'); for (var l = 0; l < list.length; l++) { if (list[l].className.match(/striped/i)) { var rows = list[l].getElementsByTagName("li"); var even=false; for (var r = 0; r < rows.length; r++) { rows[r].className=even ? 'even' : 'odd'; even = ! even; } } } var tables = document.getElementsByTagName('table'); for (var t = 0; t < tables.length; t++) { if (tables[t].className.match(/stripedRows/i)) { //var body = tables[t].getElementsByTagName("tbody"); var rows = tables[t].getElementsByTagName("tr"); var even=false; for (var r = 0; r < rows.length; r++) { rows[r].className=even ? 'even' : 'odd'; even = ! even; } } else if (tables[t].className.match(/stripedCols/i)) { var rows = tables[t].getElementsByTagName("tr"); for (var r = 0; r < rows.length; r++) { var cells = rows[r].getElementsByTagName("td"); var even=false; for (var c = 0; c < cells.length; c++) { cells[c].className=even ? 'even' : 'odd'; even = ! even; } } } else if (tables[t].className.match(/checkered/i)) { var rows = tables[t].getElementsByTagName("tr"); var even=false; var reven=false; for (var r = 0; r < rows.length; r++) { var cells = rows[r].getElementsByTagName("td"); reven = ! reven; even=reven; for (var c = 0; c < cells.length; c++) { cells[c].className=even ? 'even' : 'odd'; even = ! even; } } } } } /**************************************************** * helpBox from span class="popuphelp" * by Paul Thompson * University of Newcastle upon Tyne * Webteam ( http://www.ncl.ac.uk ) ****************************************************/ function helpBox() { var boxarr = document.getElementsByTagName('span'); for (var i = 0; i < boxarr.length; i++) { if (boxarr[i].className.match(/popuphelp/i)) { boxarr[i].style.width = '20px'; boxarr[i].style.height = '20px'; //boxarr[i].innerHTML = "\"help\"src=\"http://www.ncl.ac.uk/graphics/icons/help.gif\"/" + boxarr[i].innerHTML + ""; boxarr[i].innerHTML = "\"help!\"" + boxarr[i].innerHTML + ""; } } } function popUp(box) { if(document.body.clientHeight) { theX=(document.body.clientHeight/2)-150; theY=(document.body.clientWidth/2)-150; } if(window.innerHeight) { theX=(window.innerHeight/2)-150; theY=(window.innerWidth/2)-150; } var w = window.open("","HELP","resizable,width=250,height=140,top="+theX+",left="+theY+""); var d = w.document; var content=box.nextSibling.innerHTML; var pattern = /Help"+content+""); d.close(); w.focus(); return false; } /**************************************************** * DOM div swapper: ****************************************************/ function changeDiv(hideclass,showid) { var blockarr = document.getElementsByTagName('div'); for (var i = 0; i < blockarr.length; i++) { if (blockarr[i].getAttribute("id")==showid) { blockarr[i].style.visibility = 'visible'; blockarr[i].style.display = 'block'; } else if(blockarr[i].className==hideclass) { blockarr[i].style.visibility = 'hidden'; blockarr[i].style.display = 'none'; } } } /**************************************************** * Basic Validation Script * Don't use this without server side backup. ****************************************************/ String.prototype.trim = function() { return this.replace(/^\s+|\s+$/g,""); } String.prototype.ltrim = function() { return this.replace(/^\s+/,""); } String.prototype.rtrim = function() { return this.replace(/\s+$/,""); } function validate() { //alert("validating"); var labels = document.getElementsByTagName('label'); for (var l = 0; l < labels.length; l++) { //alert("field"+l); if(labels[l].className.match(/required/i)) { //alert(labels[l].innerHTML); //alert(" "+labels[l].getAttribute('FOR')); var fieldName = labels[l].getAttribute('for'); //alert("NAME:"+fieldName); if(fieldName!=null) { //alert("Field isn't null!"); var field=document.getElementById(fieldName); } else { //alert("NULL!"); var fields=labels[l].getElementsByTagName('input'); var field=fields[0]; } if(field!=null) { //alert("testingfield"); if(field.value=='') { //myString.replace(myregexp, "replacement"). alert('"'+labels[l].innerHTML.replace(/(<[^>]*>|:|\*|[\r\n]+)/g, "").trim()+'" is a required field.'); //alert(labels[l]+' is a required field.'); return false; } } } } return true; } function limitBoxes(b,n) { fields=b.getElementsByTagName('input'); var c=0; for (var l = 0; l < fields.length; l++) // { if(fields[l].checked==true) c++ ; if(c>n) { fields[l].checked=false; } } if(c>n) alert("You may select up to "+n+" items."); } /**************************************************** * Basic TickerTape Script * by Paul Thompson * University of Newcastle upon Tyne * Webteam ( http://www.ncl.ac.uk ) ****************************************************/ var tickerTape; var tickerList; var currentItemIndex = 0; var currentItemText =new Array(); var link; var tickerSpeed = 45; var placeHolder; var pauseLength = 80; var currentPause; function initTicker() { tickerTape = document.getElementById("tickerTape"); if(tickerTape!=null) startTickerTape(); } function startTickerTape() { tickerList = tickerTape.getElementsByTagName("li"); var l = document.createElement("li"); var t = document.createElement("strong"); var p = document.createTextNode("LATEST: "); link = document.createElement("a"); placeHolder = document.createTextNode(""); t.appendChild(p); l.appendChild(t); l.appendChild(link); link.appendChild(placeHolder); tickerTape.appendChild(l); for (var i = 0; i < tickerList.length-1; i++) { //tickerList[i].setAttribute("style","border:1px solid pink;"); tickerList[i].setAttribute("class","hideMe"); tickerList[i].setAttribute("className","hideMe"); //alert(getText(tickerList[i])); } runTicker(); } function getItem() { var links = tickerList[currentItemIndex].getElementsByTagName("a"); link.setAttribute('href',links[0]); currentItemText = getText(tickerList[currentItemIndex]).split(''); currentItemIndex++; if(currentItemIndex==tickerList.length-1) currentItemIndex =0; } function writeItem() { if(currentItemText.length>0) { placeHolder.nodeValue+=currentItemText.shift(); } else if(currentPause > 0) { currentPause --; } else { currentPause = pauseLength; placeHolder.nodeValue=''; getItem(); } } function runTicker() { if(tickerTape==null) startTickerTape(); writeItem(); thread=setTimeout("runTicker()",this.tickerSpeed); } function stopTicker() { clearTimeout(thread); } function getText(oNode) { var nodeText = ''; for(i=0;i