function f_changeImage()
{
	var e = this.getElementsByTagName('img');
	var pathArr = e[0].src.split('/');
	var jpgName = pathArr[pathArr.length - 1];
	var newName = jpgName.split('_')[0] +'_'+ ((jpgName.split('_')[1] == 'out.jpg')?'over.jpg':'out.jpg');
	pathArr[pathArr.length - 1] = newName;
	e[0].src = pathArr.join('/');
}

function f_initRollOverSigle()
{
	var divs = document.getElementsByTagName('div');
	for(var i = 0; i < divs.length; i++){
		if(divs[i].className.match('sigle ')){
			divs[i].onmouseover = f_changeImage;
			divs[i].onmouseout = f_changeImage;
		}
	}
}