var whitespace = " \t\n\r";

function RTrim(strTrim)
{
        var str = new String(strTrim);
        var i = 0;
        var c = "";
        var endpos = 0

        for (i = str.length; i >= 0 && endpos == 0; i = i - 1) 
        {
                c = str.charAt(i);
                if (whitespace.indexOf(c) == -1)
                        endpos = i;
        }

        return str.substring(0,endpos+1);
}

// Check whether string s is empty.
function isEmpty(s) { return ((s == null) || (s.length == 0) ) }

// Returns true if string s is empty or 
// whitespace characters only.
function isWhitespace (s)
{   var i;
    if (isEmpty(s)) return true;

    // Search through string's characters one by one
    // until we find a non-whitespace character.
    // When we do, return false; if we don't, return true.

    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);

        if (whitespace.indexOf(c) == -1) return false;
    }

    // All characters are whitespace.
    return true;
}


function strReplace(s, r, w)
{
	var cade = new String(s);
	return cade.split(r).join(w);
}

function OpenBrWindow(theURL,winName,features, myWidth, myHeight, isCenter) 
{ 
	//v3.0
	if(window.screen)if(isCenter)if(isCenter=="true")
	{
		var myLeft = (screen.width-myWidth)/2;
		var myTop = (screen.height-myHeight)/2;
		features+=(features!='')?',':'';
		features+=',left='+myLeft+',top='+myTop;
	}
	msgWindow=open(theURL,winName,features+((features!='')?',':'')+'width='+myWidth+',height='+myHeight);
		
}

function buscar_c()
{
	var pg = "http://www.videosmz.com/buscador/"
	var texto = document.getElementById('b');
	var cadena = "";
	
	if(isWhitespace(texto.value))
	{
		alert('La cadena esta vacia, no hay nada para buscar');
		return false;
	}

	cadena = sacar(texto.value);
	cadena = pg+"videos_"+escape(strReplace(cadena," ","_")+".html");
	document.location.href = cadena;
			
}

function sacar(estring)
{
	var cadena = new String(estring);
	
	cadena = cadena.toLowerCase();
	cadena = strReplace(cadena,"ú","u");
	cadena = strReplace(cadena,"ó","o");
	cadena = strReplace(cadena,"í","i");
	cadena = strReplace(cadena,"é","e");
	cadena = strReplace(cadena,"á","a");
	cadena = strReplace(cadena,"¡","" );
	cadena = strReplace(cadena,".","" );
	cadena = strReplace(cadena,",","" );
	cadena = strReplace(cadena,":","" );
	cadena = strReplace(cadena,"%","" );
	cadena = strReplace(cadena,"'","" );
	cadena = strReplace(cadena,"\"","");
	cadena = strReplace(cadena,"´","" );
	
	cadena = strReplace(cadena,"Á","A");
	cadena = strReplace(cadena,"É","E");
	cadena = strReplace(cadena,"Í","I");
	cadena = strReplace(cadena,"Ó","O");
	cadena = strReplace(cadena,"Ú","U");	
		
	cadena = strReplace(cadena,"À","A");
	cadena = strReplace(cadena,"È","E");
	cadena = strReplace(cadena,"Ì","I");
	cadena = strReplace(cadena,"Ò","O");	
	cadena = strReplace(cadena,"Ù","U");	
	
	return cadena;
}