function esdv2(rut,dv){	
      indice=2;
      total=0;
      validar = rut;
      if(dv=="k")
         dv="K";
      if(validar.length<7){
		    return 0;
         }
   
 for(i=validar.length-1;i>=0;i--)
 {				
            if(validar.charCodeAt(i)>=48&&validar.charCodeAt(i)<=57)
            {					
               if(indice<=7)
               {
                  total=total+parseInt(validar.charAt(i))*indice;
                  indice++;
               }
               else
               {
                  indice=2;
                  total=total+parseInt(validar.charAt(i))*indice;
                  indice++;				
               }
            }
	}
	
	total=11-(total-(Math.floor(total/11)*11));						
	if(total==11) total="0";
	if(total==10) total="K";
	//alert(dv);
	//alert(total);
	if(dv!=total){
            return 0;
         }		
            return 1;
}


function Trim( str ) {
	var resultStr = "";

	resultStr = TrimLeft(str);
	resultStr = TrimRight(resultStr);

	return resultStr;
}

function TrimLeft( str ) {
	var resultStr = "";
	var i = len = 0;
	// Return immediately if an invalid value was passed in
	if (str+"" == "undefined" || str == null) 
	return null;
	// Make sure the argument is a string
	str += "";
	if (str.length == 0) 
	resultStr = "";
	else { 
	// Loop through string starting at the beginning as long as there
	// are spaces.
	// len = str.length - 1;
	len = str.length;

	while ((i <= len) && (str.charAt(i) == " "))
	i++;
	// When the loop is done, we're sitting at the first non-space char,
	// so return that char plus the remaining chars of the string.
	resultStr = str.substring(i, len);
	}
	return resultStr;
}

function TrimRight( str ) {
	var resultStr = "";
	var i = 0;
	// Return immediately if an invalid value was passed in
	if (str+"" == "undefined" || str == null) 
	return null;
	// Make sure the argument is a string
	str += "";

	if (str.length == 0) 
	resultStr = "";
	else {
	// Loop through string starting at the end as long as there
	// are spaces.
	i = str.length - 1;
	while ((i >= 0) && (str.charAt(i) == " "))
	i--;

	// When the loop is done, we're sitting at the last non-space char,
	// so return that char plus all previous chars of the string.
	resultStr = str.substring(0, i + 1);
	}

	return resultStr; 
}

//Valida EMAIL
function isMail(_email) {
     var emailReg = /^[a-z][a-z-_0-9\.]+@[a-z-_=>0-9\.]+\.[a-z]{2,3}$/i
     return emailReg.test(_email);
  }
function esNumero(){
			if((event.keyCode < 48)||(event.keyCode > 57)){
				alert("Ingrese sólo números.");
				event.keyCode = 0;
			}
		}
		
		
function esRut(validar){	
      indice=2;
      total=0;
      dv=0;
      
 if(validar.length<7){
            alert('Rut Inválido: Menos de Siete digitos.');
			window.document.form.f_user.select();
			window.document.form.f_user.focus();
			 return false;
         }			
   
 for(i=validar.length-1;i>=0;i--)
 {				
            if(validar.charCodeAt(i)>=48&&validar.charCodeAt(i)<=57)
            {					
               if(indice<=7)
               {
                  total=total+parseInt(validar.charAt(i))*indice;
                  indice++;
               }
               else
               {
                  indice=2;
                  total=total+parseInt(validar.charAt(i))*indice;
                  indice++;				
               }
            }
	}
	
	total=11-(total-(Math.floor(total/11)*11));						
	if(total==11) dv="0";
	if(total==10) dv="K";
	if(total<10) dv= total ;
	
	esRut= dv
	return esRut;
}
function doPrint() {
				tblbotones.style.display="none"
				//document.all.item("printtitle").style.display=""

				// -- advanced features
				// factory.printing.SetMarginMeasure(2); // measure margins in inches
				// factory.printing.printer = "HP DeskJet 870C";
				// factory.printing.paperSize = "A4";
				// factory.printing.paperSource = "Manual feed";
				// factory.printing.collate = true;
				// factory.printing.copies = 2;
				// factory.printing.SetPageRange(false, 1, 3); // need pages from 1 to 3

				// -- basic features
				factory.printing.header = "";
				factory.printing.footer = "";
				factory.printing.portrait = false;
				// factory.printing.leftMargin = 1.0;
				// factory.printing.topMargin = 1.0;
				// factory.printing.rightMargin = 1.0;
				// factory.printing.bottomMargin = 1.0;

				factory.printing.Print(false) 

				document.all.item("noprint").style.display=""
				document.all.item("printtitle").style.display="none"

				}
	
	
	function esNumero2(){
			if(((event.keyCode < 48)||(event.keyCode > 57)) && (event.keyCode != 13)){
				alert("Ingrese sólo números.");
				event.keyCode = 0;
			}
		}