function showhide(el) {
	var elem;
	if (document.getElementById && (elem = document.getElementById(el))) {
		if ( elem.className ) {
			elem.className = ('hide' == elem.className) ? 'show' : 'hide';
		}
	}
}

function clearMe(val) {
	var string	= val;
	var current = document.searchForm.searchField.value;
	if (current == string) {
		document.searchForm.searchField.value = "";
		return true;
	}
	return false;
}

function restoreMe(val) {
	var string 	= val;
	var current = document.searchForm.searchField.value;
	if(current == "") {
		document.searchForm.searchField.value = string;
		return true;
	}
	return false;
}

function searchMe() {
	var current = document.searchForm.searchField.value;
	if ((current != "") && (current != "Zoekterm")) {
		document.searchForm.submit();
		return true;
	}
	return false;
}

function changeFontSize(inc) {
	var p = document.getElementsByTagName('p');
	for(n = 0; n < p.length; n++) {
		if(p[n].style.fontSize) {
			var size = parseInt(p[n].style.fontSize.replace("px", ""));
		} else {
			var size = 14;
		}
		p[n].style.fontSize	= size+inc + 'px' ;
	}
}