// 定义基准字体

new function () {
    var _self = this;

    _self.fontSize = 100;//榛樿瀛椾綋澶у皬
    _self.widthProportion = function () {
    	if(document.documentElement.clientWidth <= 750){
    		_self.width = 750;
    	}else{
    		_self.width = 1903;
    	}
        var p = (document.body && document.body.clientWidth || document.getElementsByTagName("html")[0].offsetWidth) / _self.width;
        return p ;
    };
    _self.changePage = function () {
        document.getElementsByTagName("html")[0].setAttribute("style", "font-size:" + _self.widthProportion() * _self.fontSize + "px");
    }
    window.addEventListener("DOMContentLoaded", function() {  
         _self.changePage();
    });  
    
    window.addEventListener('resize', function () {
        _self.changePage();
    }, false);
};