function replaceBr(str)
			{
				var f= document.cnjform;
				out = "\n"; // º¯È¯ÇÒ ¹®ÀÚ¿­
				add = "<BR>"; // º¯È¯ÈÄ ¹®ÀÚ¿­
				temp = "" + str;
				
				
				while (temp.indexOf(out)>-1) {
					pos= temp.indexOf(out);
					temp = "" + (temp.substring(0, pos) + add + 
					temp.substring((pos + out.length), temp.length));
				}
				return temp;
			}
			function chk_jumin() 
			{ 
				var theform = document.Form1;
				var J1 = theform.txtResNo1.value;
				var J2 = theform.txtResNo2.value;
				
					
				var chk =0; 

				var yy = J1.substring(0,2); 
				var mm = J1.substring(2,4); 
				var dd = J1.substring(4,6); 
				var sex = J2.substring(0,1); 

				var gijun_date = 810301; 

				if (isNaN(J1) || isNaN(J2)) 
				{ 
				J1 = "" 
				J2 = "" 
				alert('Áֹεî·Ï¹øÈ£´Â ¼ýÀÚ¸¸ °¡´ÉÇÕ´Ï´Ù.'); 
				return false; 
				} 

				 


				if ((J1.length!=6)||(mm <1||mm>12||dd<1)){ 
				J1 = "" 
				J2 = "" 
				alert ('Áֹεî·Ï¹øÈ£ ¾ÕÀÚ¸®°¡ À߸øµÇ¾ú½À´Ï´Ù.'); 
				theform.txtResNo1.focus(); 
				return false; 
				} 

				 

				if ((sex != 1 && sex !=2  && sex !=3 && sex != 4)||(J2.length != 7 )){ 
				J1 = "" 
				J2 = "" 
				alert ('Áֹεî·Ï¹øÈ£ µÞÀÚ¸®°¡ À߸øµÇ¾ú½À´Ï´Ù.'); 
				theform.txtResNo2.focus(); 
				return false; 
				} 

				 

				for (var i = 0; i <=5 ; i++){ 
				chk = chk + ((i%8+2) * parseInt(J1.substring(i,i+1))) 
				} 

				for (var i = 6; i <=11 ; i++){ 
				chk = chk + ((i%8+2) * parseInt(J2.substring(i-6,i-5))) 
				} 

				chk = 11 - (chk %11) 
				chk = chk % 10 

				if (chk != J2.substring(6,7)) 
				{ 
				J1 = "" 
				J2 = "" 
				alert ('¸ÂÁö ¾Ê´Â Áֹεî·Ï¹øÈ£ÀÔ´Ï´Ù.'); 
				theform.txtResNo1.focus(); 
				return false; 
				} 
				return true; 
			}
			 <!-- ÅؽºÆ®¹Ú½º Submit ¸·±â-->
				function PreventSubmitOnEnter()
				{
					if(event.keyCode==13)
					{
						return false;
					}
				}