function check_dbl(pObj,errMsg)
	{		
		var obj = eval(pObj);		
		strRef = "1234567890";
		for (i=0;i<obj.value.length;i++) 
		{
		tempChar= obj.value.substring(i,i+1);
		if (strRef.indexOf(tempChar,0)==-1) 
		{
			if (errMsg == null || errMsg =="")
			{alert("数据不符合要求,请检查");}
			else{alert(errMsg);}
			if(obj.type=="text"){obj.focus();}
			return false; 
		}
	}
	return true;
}
function check_fnum(pObj,errMsg)
	{		
		var obj = eval(pObj);		
		strRef = "1234567890.";
		for (i=0;i<obj.value.length;i++) 
		{
		tempChar= obj.value.substring(i,i+1);
		if (strRef.indexOf(tempChar,0)==-1) 
		{
			if (errMsg == null || errMsg =="")
			{alert("数据不符合要求,请检查");}
			else{alert(errMsg);}
			if(obj.type=="text"){obj.focus();}
			return false; 
		}
	}
	return true;
}
function isnum(pObj)
	{		
		var obj = eval(pObj);		
		strRef = "1234567890";
		for (i=0;i<obj.value.length;i++) 
		{
		tempChar= obj.value.substring(i,i+1);
		if (strRef.indexOf(tempChar,0)==-1) 
		{
			if(obj.type=="text"){obj.focus();}
			return false; 
		}
	}
	return true;
}
function setselect(obj,val)
{
		for(var i=0;i<obj.length;i++)
		{
			if(obj[i].value==val)
			{
			obj[i].selected=true;
			}
		}
}