window.onload=function(){	var?carTable=document.getElementById('cartTable');//表格	var?tr=carTable.children[1].rows;	var?checkllAll=document.getElementsByClassName('check-all');//全選	var?checkinput=document.getElementsByClassName('check');//單選框	var?selectedTable=document.getElementById('selectedTotal');//商品個數	var?pricea=document.getElementById('priceTotal');//商品價錢		var?selecteda=document.getElementById('selected');//f已選商品	var?foota=document.getElementById('foot');//f?foot底部隱藏改變的	var?selectedViewList=document.getElementById('selectedViewList');//浮層隱藏內容填寫的地方	//商品個數，商品價錢	function?goss(){		var?zahlder=0;//個數		var?derprice=0;//價錢,根據所在的td		var?HTMLstc="";		for(var?j=0;j<tr.length;j++){			if(tr[j].getElementsByTagName('input')[0].checked)			//當前復選框被選中			{				HTMLstc='<div><img?src="'+tr[j].getElementsByTagName('img')[0].src+'?"/><span?class="del"?index="'?+?j?+?'">取消選擇</span></div>'			zahlder+=parseInt(tr[j].getElementsByTagName('input')[1].value);			derprice+=parseFloat(tr[j].cells[4].innerHTML);			}		}		selectedViewList.innerHTML=HTMLstc;		selectedTable.innerHTML=zahlder;		pricea.innerHTML=derprice.toFixed(2);	}			//全選	for(var?i=0;i<checkinput.length;i++){checkinput[i].onclick=function(){	if(this.className=='check-all?check')	{		for(var?k=0;k?<?checkinput.length;k++)		{			checkinput[k].checked=this.checked;		}	}	if(this.checked==false){//如果當前的勾選狀態為未勾選		for(var?m=0;m<checkllAll.length;m++){			checkllAll[m].checked=false;		}	}	goss();}	}	//預覽浮層原理控制foot	selecteda.onclick=function(){		if(foota.className=='foot'){			foota.className='foot?show'		}else{			foota.className='foot';		}	}}