function initRollovers() {
	if (!document.getElementById) return
	
	var aPreLoad = new Array();
	var sTempSrc;
	var aImgTemp = document.getElementsByTagName('img');
	var aInputTemp = document.getElementsByTagName('input');
	var aImages = new Array();
	for( var i=0; i<aImgTemp.length; i++ ) {
		if (aImgTemp[i].className == 'imgover') {
			aImages[ aImages.length ] = aImgTemp[i];
		}
	}
	for( var i=0; i<aInputTemp.length; i++ ) {
		if( aInputTemp[i].getAttribute('type').toLowerCase() == 'image' && aInputTemp[i].className == 'imgover' ) {
			aImages[ aImages.length ] = aInputTemp[i];
		}
	}
	
	for (var i = 0; i < aImages.length; i++) {		
		var src = aImages[i].getAttribute('src');
		var ftype = src.substring(src.lastIndexOf('.'), src.length);
		var hsrc = src.replace(ftype, '_on'+ftype);
		
		aImages[i].setAttribute('hsrc', hsrc);
		
		aPreLoad[i] = new Image();
		aPreLoad[i].src = hsrc;
		
		aImages[i].onmouseover = function() {
			sTempSrc = this.getAttribute('src');
			this.setAttribute('src', this.getAttribute('hsrc'));
		}	
		
		aImages[i].onmouseout = function() {
			if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_on'+ftype, ftype);
			this.setAttribute('src', sTempSrc);
		}
	}
}

window.onload = initRollovers;

function searchOnBlur(obj)
{
	if( obj.value=='' )
	{
		 obj.value='キーワードを入力'; 
	}
}

function searchOnFocus(obj)
{
	if( obj.value=='キーワードを入力' )
	{ 
		obj.value=''; 
	}
}

//071128追加
function listRollovers() {}

listRollovers.prototype = {
	click: function(url) {
		location.href = url;
	},

	over: function(obj) {
		obj.style.border = "solid 1px #ff6633";
		obj.style.backgroundColor = "#ffeee6";
		if(navigator.appName.charAt(0) == "M") {
			var obj2 = obj.childNodes[0].childNodes[0].childNodes[6];
		} else {
			var obj2 = obj.childNodes[1].childNodes[1].childNodes[7];
		}
		obj2.style.backgroundImage = "url(/commonak/img/detail2.gif)";
	},	
	
	out: function(obj) {
		obj.style.border = "solid 1px #d3c9ca";
		obj.style.backgroundColor = "#ffffff";
		if(navigator.appName.charAt(0) == "M") {
			var obj2 = obj.childNodes[0].childNodes[0].childNodes[6];
		} else {
			var obj2 = obj.childNodes[1].childNodes[1].childNodes[7];
		}		
		obj2.style.backgroundImage = 'none';
	}
}

var LR = new listRollovers();

function listRollovers2() {}

listRollovers2.prototype = {
	click: function(url) {
		location.href = url;
	},

	over: function(obj) {
		obj.style.border = "solid 1px #ff6633";
		obj.style.backgroundColor = "#ffeee6";
		if(navigator.appName.charAt(0) == "M") {
			var obj2 = obj.childNodes[0].childNodes[0].childNodes[1];
		} else {
			var obj2 = obj.childNodes[1].childNodes[1].childNodes[2];
		}
		//alert(obj2);
		obj2.style.backgroundImage = "url(/commonak/img/detail2.gif)";
	},	
	
	out: function(obj) {
		obj.style.border = "solid 1px #ffffff";
		obj.style.backgroundColor = "#ffffff";
		if(navigator.appName.charAt(0) == "M") {
			var obj2 = obj.childNodes[0].childNodes[0].childNodes[1];
		} else {
			var obj2 = obj.childNodes[1].childNodes[1].childNodes[2];
		}
		obj2.style.backgroundImage = 'none';
	}
}

var LR2 = new listRollovers2();

//080121追加
function listRollovers3() {}

listRollovers3.prototype = {
	click: function(url) {
		location.href = url;
	},

	over: function(obj) {
		obj.style.border = "solid 2px #ff6633";
		obj.style.backgroundColor = "#ffeee6";
		if(navigator.appName.charAt(0) == "M") {
			var obj2 = obj.childNodes[0].childNodes[0].childNodes[10];
		} else {
			var obj2 = obj.childNodes[1].childNodes[1].childNodes[11];
		}
		obj2.style.backgroundImage = "url(/ranking/img/detail.gif)";
	},	
	
	out: function(obj) {
		obj.style.border = "solid 2px #ffaaaa";
		obj.style.backgroundColor = "#ffffff";
		if(navigator.appName.charAt(0) == "M") {
			var obj2 = obj.childNodes[0].childNodes[0].childNodes[10];
		} else {
			var obj2 = obj.childNodes[1].childNodes[1].childNodes[11];
		}		
		obj2.style.backgroundImage = 'none';
	}
}

var RR = new listRollovers3();

function listRollovers4() {}

listRollovers4.prototype = {
	click: function(url) {
		location.href = url;
	},

	over: function(obj) {
		obj.style.border = "solid 2px #ff6633";
		obj.style.backgroundColor = "#ffeee6";
		if(navigator.appName.charAt(0) == "M") {
			var obj2 = obj.childNodes[0].childNodes[0].childNodes[0].childNodes[1].childNodes[1];
			var obj3 = obj.childNodes[0].childNodes[0].childNodes[0].childNodes[1].childNodes[1].childNodes[0];
			var obj4 = obj.childNodes[0].childNodes[0].childNodes[0].childNodes[1].childNodes[1].childNodes[0].childNodes[3];
			//alert(obj4.className);
		} else {
			var obj2 = obj.childNodes[1].childNodes[1].childNodes[0].childNodes[3].childNodes[3];
			var obj3 = obj.childNodes[1].childNodes[1].childNodes[0].childNodes[3].childNodes[3].childNodes[0];
			var obj4 = obj.childNodes[1].childNodes[1].childNodes[0].childNodes[3].childNodes[3].childNodes[0].childNodes[7];
			//alert(obj4.className);
		}		
		obj2.style.backgroundImage = "url(/ranking/img/bg_rank_b2.gif)";
		obj3.style.backgroundImage = "url(/ranking/img/bg_rank_t2.gif)";
		obj4.style.backgroundImage = "url(/ranking/img/detail.gif)";
	},	
	
	out: function(obj) {
		obj.style.border = "solid 2px #ffffff";
		obj.style.backgroundColor = "#ffffff";
		if(navigator.appName.charAt(0) == "M") {
			var obj2 = obj.childNodes[0].childNodes[0].childNodes[0].childNodes[1].childNodes[1];
			var obj3 = obj.childNodes[0].childNodes[0].childNodes[0].childNodes[1].childNodes[1].childNodes[0];
			var obj4 = obj.childNodes[0].childNodes[0].childNodes[0].childNodes[1].childNodes[1].childNodes[0].childNodes[3];
		} else {
			var obj2 = obj.childNodes[1].childNodes[1].childNodes[0].childNodes[3].childNodes[3];
			var obj3 = obj.childNodes[1].childNodes[1].childNodes[0].childNodes[3].childNodes[3].childNodes[0];
			var obj4 = obj.childNodes[1].childNodes[1].childNodes[0].childNodes[3].childNodes[3].childNodes[0].childNodes[7];
		}		
		obj2.style.backgroundImage = "url(/ranking/img/bg_rank_b.gif)";
		obj3.style.backgroundImage = "url(/ranking/img/bg_rank_t.gif)";
		obj4.style.backgroundImage = 'none';
	}
}

var RR2 = new listRollovers4();