function moneyvalue(str){
		if(!root) var root = document.forms[0];

//alert (str.value.length);
	var backnum;
	var revalue;
	if(str.value){
	for (i=0; i<str.value.length; i++){
		backnum = str.value.length - (i + 1);
		//alert (i+"±×¸®°í"+backnum);
		//alert(str.value.charAt(backnum));
		
		if (revalue){
				if (i % 3 == "0") revalue = "," + revalue

		revalue = str.value.charAt(backnum) + revalue;
		}
		else { revalue = str.value.charAt(backnum);}
		//alert (revalue);
	}
str.value = revalue;
	if(str.name == "cost"){
		if(root.cost_first.value){
		root.cost_end.value = remoneyvalue1(root.cost.value) - remoneyvalue1(root.cost_first.value);
		root.cost_end.value = moneyvalue1(root.cost_end.value);
		}
		else if(!root.cost_first.value && root.cost_end.value){
			root.cost_first.value = remoneyvalue1(root.cost.value) - remoneyvalue1(root.cost_end.value);
			root.cost_first.value = moneyvalue1(root.cost_first.value);
		}
		else{
	
		}
	}
	else if(str.name == "cost_first"){
			if(root.cost.value){
		root.cost_end.value = remoneyvalue1(root.cost.value) - remoneyvalue1(root.cost_first.value);
		root.cost_end.value = moneyvalue1(root.cost_end.value);
			}
			else if (!root.cost.value && root.cost_end.value) 
			{
		root.cost.value = remoneyvalue1(root.cost_first.value) + remoneyvalue1(root.cost_end.value);
		root.cost.value = moneyvalue1(root.cost.value);
			}
			else {
			}
	}
	else if(str.name == "cost_end"){
			if(root.cost.value){
		root.cost_first.value = remoneyvalue1(root.cost.value) - remoneyvalue1(root.cost_end.value);
		root.cost_first.value = moneyvalue1(root.cost_first.value);
			}
			else if (!root.cost.value && root.cost_first.value) 
			{
		root.cost.value = remoneyvalue1(root.cost_first.value) + remoneyvalue1(root.cost_end.value);
		root.cost.value = moneyvalue1(root.cost.value);
			}
			else{

			}

	}
	/*
	if(root.cost_first.value && root.cost.value && !root.cost_end.value){
	root.cost_end.value = remoneyvalue1(root.cost.value) - remoneyvalue1(root.cost_first.value);
	root.cost_end.value = moneyvalue1(root.cost_end.value);
	}

	if(root.cost.value && root.cost_end.value && !root.cost_first.value){
	root.cost_first.value = remoneyvalue1(root.cost.value) - remoneyvalue1(root.cost_end.value);
	}
	
	if(root.cost_first.value && root.cost_end.value && !root.cost.value){
	root.cost.value = remoneyvalue1(root.cost.value) + remoneyvalue1(root.cost_end.value);
	}
*/

	if(che_value(root.vat) !="0"){
	vat_on();
	}
}
}



function moneyvalue1(str){

var backnum
var revalue
	for (i=0; i<str.length; i++){
		backnum = str.length - (i + 1);
		if (revalue){
				if (i % 3 == "0") revalue = "," + revalue
		revalue = str.charAt(backnum) + revalue;
		}
		else { revalue = str.charAt(backnum);}
	}

	
return revalue;

}



function remoneyvalue(str){
	if(str.value){
		var revalue;
		SPvalue=str.value.split(",");
			for(i=0;i<SPvalue.length;i++){
				if(revalue){
				revalue = revalue +SPvalue[i];
				}
				else {
				revalue = SPvalue[i];
				}
			}
	str.value = revalue;
	}
}



function remoneyvalue1(str){
	if(str){
		var revalue;
		SPvalue=str.split(",");
			for(i=0;i<SPvalue.length;i++){
				if(revalue){
				revalue = revalue +SPvalue[i];
				}
				else {
				revalue = SPvalue[i];
				}
			}
	return revalue;
	}
}


function vat_on(root){
		if(!root) var root = document.forms[0];

	if(root.cost.value){
		var tem = remoneyvalue1(root.cost.value);
		var temp = tem / 110;
		temp = Math.ceil(temp);
		temp = temp * 10;
		temp2 = tem - temp;
		temp2 = temp2.toString();
		temp2 = moneyvalue1(temp2) ;
		temp = temp.toString();
		temp = moneyvalue1(temp)
		root.cost_vat.value= temp2+"/"+temp;
	}

		if(root.cost_first.value){
		var tem = remoneyvalue1(root.cost_first.value);
		var temp = tem / 110;
		temp = Math.ceil(temp);
		temp = temp * 10;
		temp2 = tem - temp;
		temp2 = temp2.toString();
		temp2 = moneyvalue1(temp2) ;
		temp = temp.toString();
		temp = moneyvalue1(temp)
		root.cost_first_vat.value= temp2+"/"+temp;
	}

		if(root.cost_end.value){
		var tem = remoneyvalue1(root.cost_end.value);
		var temp = tem / 110;
		temp = Math.ceil(temp);
		temp = temp * 10;
		temp2 = tem - temp;
		temp2 = temp2.toString();
		temp2 = moneyvalue1(temp2) ;
		temp = temp.toString();
		temp = moneyvalue1(temp)
		root.cost_end_vat.value= temp2+"/"+temp;
	}
	
}

function vat_off(root){
	if(!root) var root = document.forms[0];

	if(root.cost.value){
		root.cost_vat.value= "";
	}

		if(root.cost_first.value){
		root.cost_first_vat.value = "";
	}

		if(root.cost_end.value){
		root.cost_end_vat.value = "";
	}

}