function sendMailTo(name,company,cn){
	this.name=name || 'sales';
	this.company=company || 'zongyi';
	this.cn=cn || 'cn';
	location.replace('mailto:'+this.name+'@'+this.company+'.'+this.cn);
}
function setBodyBg(page){
	var page=page || 'productList';
	var bO=document.body || document.documentElement;
	if(page=='productDetail'){
		var iO=$$(page,'img')[0];
		var iS=iO.src.replace('.jpg','');
		bO.style.background='url('+iS+'_small.jpg)';
	}else{
		var iO=$$(page,'img');
		var num=Math.ceil(Math.random()*iO.length);
		bO.style.background='url('+iO[num].src+')';
	}
}