function clearfield(object,defaultvalue) {
	if (object.value == defaultvalue) {
		object.value='';
	} else if (object.value == '') {
		object.value=defaultvalue;
	}
}

function getElement(id) {
	if(document.getElementById) {
		return document.getElementById(id); 
	} else if( document.all ) {
    	return document.all[id]; 
	} 
	return false;
}

function getHeight(element) {
	if(element.offsetHeight) {
		return element.offsetHeight; 
	} else if( element.clientHeight ) {
    	return element.clientHeight; 
	} 
	return 0;
}

function getConfirm(url) {
	Check = confirm("Please confirm this request by clicking on 'OK'");
	if (Check == true) {
 		document.location.href = url;
 	}
}

function popup(url,id,sizex,sizey) {
	if (! sizex) {
		sizex = 700;
	}
	if (! sizey) {
		sizey = 500;
	}
	window.open(url,'window_'+id,'height='+sizey+', width='+sizex+', menubar=no, status=yes, toolbar=no, location=no, scrollbars=yes');
}

function setVisible (oid,mode) {
	object = document.getElementById(oid)
	for (i = 0; i < object.childNodes.length; i++) {
		if (object.childNodes[i].className) {
			object.childNodes[i].style.display = 'block';
		}
	}
	if (mode == 1) {
		adjustSize();
	}
}

function setHidden (oid,mode) {
	object = document.getElementById(oid)
	for (i = 0; i < object.childNodes.length; i++) {
		if (object.childNodes[i].className == 'directory level2') {
			object.childNodes[i].style.display = 'none';
		}
	}
	if (mode == 1) {
		adjustSize();
	}
}

function makecomment(object) {
	popup('/comment/blank?template=popup&object='+object,'comment',0,650);
}

function editcomment(comment) {
	popup('/comment/edit?template=popup&id='+comment,'comment',0,650);
}

function makestatement(object) {
	popup('/statement/blank?template=popup&object='+object,'statement',0,650);
}

function editstatement(statement) {
	popup('/statement/edit?template=popup&id='+statement,'statement',0,650);
}

function selectfk (Field, Classname) {
	alert(Field);
}