try {
	document.execCommand("BackgroundImageCache", false, true);
} catch(e) {}



if ( self != top ) {
	top.location.href = self.location.href;
}



function formClear( targetElement ) {
	if ( targetElement.value == targetElement.defaultValue ) {
		targetElement.value = "";
	}
}



function disableSubmit(form) {
	var elements = form.elements;
	for (var i = 0; i < elements.length; i++) {
		if (elements[i].type == 'submit') {
			elements[i].disabled = true;
		}
	}
}



function formFocus() {
	document.getElementById("keyword").focus();
}
window.onload = formFocus;



function mk_array() {
	var leng = mk_array.arguments.length;
	for ( i = 0; i < leng; i++ ) {
		this[i] = mk_array.arguments[i];
	}
}
function jump_url() {
	var url_slct;
	var url_list = new mk_array ('', 'http://www.wordswarp.com/log/', 'http://www.wordswarp.com/log/?sort=1' );
	url_slct = document.keywordSort.url_list.selectedIndex;
	if ( url_list[url_slct] != '' ) {
		location = url_list[url_slct];
	}
}



// prototype.js

function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}
Event.observe(window,'load', externalLinks, false);