function doClear(theText) { if (theText.value == theText.defaultValue) { theText.value = "" } }

function resize(header, footer, work_area, main, main_left, main_right, body_left, body_right)
{
    var h_o = document.getElementById(header);
    var f_o = document.getElementById(footer);
    var w_o = document.getElementById(work_area);
    if(h_o && f_o && w_o)
    {
        //w_o.style.height = 'auto';
        if (window.innerHeight) theHeight=window.innerHeight;
        else if (document.documentElement && document.documentElement.clientHeight) theHeight=document.documentElement.clientHeight;
        else if (document.body) theHeight=document.body.clientHeight;
        var need_height = theHeight - h_o.offsetHeight - f_o.offsetHeight - 20;
        if(w_o.offsetHeight<need_height) w_o.style.height = need_height+'px';
    }
    var ml_o = document.getElementById(main_left);
    var mr_o = document.getElementById(main_right);
    if(w_o && ml_o && mr_o)
    {
        var w_a = Number(w_o.offsetHeight);
        ml_o.style.height = w_a+'px';
        mr_o.style.height = w_a+'px';
    }
    var m_o = document.getElementById(main);
    var bl_o = document.getElementById(body_left);
    var br_o = document.getElementById(body_right);
    if(m_o && bl_o && br_o)
    {
        bl_o.style.height = m_o.offsetHeight+'px';
        br_o.style.height = m_o.offsetHeight+'px';
    }
}

// fixPNG(); http://www.tigir.com/js/fixpng.js (author Tigirlas Igor)
function fixPNG(element)
{
	if (/MSIE (5\.5|6).+Win/.test(navigator.userAgent))
	{
		var src;
		
		if (element.tagName=='IMG')
		{
			if (/\.png$/.test(element.src))
			{
				src = element.src;
				element.src = "/bitrix/templates/gps/images/1.gif";
			}
		}
		else
		{
			src = element.currentStyle.backgroundImage.match(/url\("(.+\.png)"\)/i)
			if (src)
			{
				src = src[1];
				element.runtimeStyle.backgroundImage="none";
			}
		}
		
		if (src) element.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')";
	}
}